diff --git a/__init__.py b/__init__.py
index 7d33883..21d3742 100644
--- a/__init__.py
+++ b/__init__.py
@@ -8,10 +8,15 @@ from .book import Book
 from .types import Type
 from .line import Line, LineContext
 from .wizard_openline import OpenCashBook, OpenCashBookStart
+from .configuration import Configuration, UserConfiguration
+from .category import Category
 
 def register():
     Pool.register(
+        Configuration,
+        UserConfiguration,
         Type,
+        Category,
         Book,
         LineContext,
         Line,
diff --git a/book.py b/book.py
index bae7cfd..37e8320 100644
--- a/book.py
+++ b/book.py
@@ -42,6 +42,9 @@ class Book(Workflow, ModelSQL, ModelView):
     lines = fields.One2Many(string='Lines', field='cashbook',
         model_name='cashbook.line',
         states=STATES, depends=DEPENDS)
+    account = fields.Many2One(string='Account', select=True,
+        model_name='account.account', ondelete='RESTRICT',
+        states=STATES, depends=DEPENDS)
     state = fields.Selection(string='State', required=True,
         readonly=True, selection=sel_state_book)
     state_string = state.translated('state')
diff --git a/category.py b/category.py
new file mode 100644
index 0000000..9274074
--- /dev/null
+++ b/category.py
@@ -0,0 +1,85 @@
+# -*- coding: utf-8 -*-
+# This file is part of the cashbook-module from m-ds for Tryton.
+# The COPYRIGHT file at the top level of this repository contains the
+# full copyright notices and license terms.
+
+from trytond.model import ModelView, ModelSQL, fields, Unique, tree
+from trytond.transaction import Transaction
+
+
+class Category(tree(separator='/'), ModelSQL, ModelView):
+    'Category'
+    __name__ = 'cashbook.category'
+
+    name = fields.Char(string='Name', required=True, translate=True)
+    description = fields.Char(string='Description', translate=True)
+    account = fields.Many2One(string='Account', select=True,
+        model_name='account.account', ondelete='RESTRICT')
+    account_code = fields.Function(fields.Char(string='Account', readonly=True),
+        'on_change_with_account_code', searcher='search_account_code')
+
+    company = fields.Many2One(string='Company', model_name='company.company',
+        required=True, ondelete="RESTRICT")
+    parent = fields.Many2One(string="Parent",
+        model_name='cashbook.category', ondelete='RESTRICT',
+        left='left', right='right')
+    childs = fields.One2Many(string='Children', field='parent',
+        model_name='cashbook.category')
+    left = fields.Integer(string='Left', required=True, select=True)
+    right = fields.Integer(string='Right', required=True, select=True)
+
+    @classmethod
+    def __setup__(cls):
+        super(Category, cls).__setup__()
+        cls._order.insert(0, ('name', 'ASC'))
+        t = cls.__table__()
+        cls._sql_constraints.extend([
+                ('name_uniq', Unique(t, t.name, t.company, t.parent), 'cashbook.msg_category_name_unique'),
+                ('account_uniq', Unique(t, t.account, t.company), 'cashbook.msg_category_account_unique'),
+            ])
+
+    @staticmethod
+    def default_company():
+        return Transaction().context.get('company') or None
+
+    @staticmethod
+    def default_left():
+        return 0
+
+    @staticmethod
+    def default_right():
+        return 0
+
+    def get_rec_name(self, name):
+        """ short + name
+        """
+        l1 = []
+        if self.account:
+            if self.account.code:
+                l1.append(self.account.code)
+        l1.append(super(Category, self).get_rec_name(name))
+        return ' '.join(l1)
+
+    @classmethod
+    def search_rec_name(cls, name, clause):
+        """ search in account + name
+        """
+        return ['OR',
+            super(Category, cls).search_rec_name(name, clause),
+            ('account.rec_name',) + tuple(clause[1:]),
+            ]
+
+    @fields.depends('account')
+    def on_change_with_account_code(self, name=None):
+        """ get code of account
+        """
+        if self.account:
+            return self.account.code
+
+    @classmethod
+    def search_account_code(cls, names, clause):
+        """ search in code
+        """
+        return [('account.code',) + tuple(clause[1:])]
+
+# end Category
diff --git a/category.xml b/category.xml
new file mode 100644
index 0000000..7258106
--- /dev/null
+++ b/category.xml
@@ -0,0 +1,91 @@
+<?xml version="1.0"?>
+<!-- This file is part of the cashbook-module from m-ds for Tryton.
+The COPYRIGHT file at the top level of this repository contains the
+full copyright notices and license terms. -->
+<tryton>
+    <data>
+
+        <!-- views -->
+        <record model="ir.ui.view" id="category_view_list">
+            <field name="model">cashbook.category</field>
+            <field name="type">tree</field>
+            <field name="priority" eval="10"/>
+            <field name="name">category_list</field>
+        </record>
+        <record model="ir.ui.view" id="category_view_tree">
+            <field name="model">cashbook.category</field>
+            <field name="type">tree</field>
+            <field name="priority" eval="10"/>
+            <field name="field_childs">childs</field>
+            <field name="name">category_tree</field>
+        </record>
+        <record model="ir.ui.view" id="category_view_form">
+            <field name="model">cashbook.category</field>
+            <field name="type">form</field>
+            <field name="priority" eval="20"/>
+            <field name="name">category_form</field>
+        </record>
+
+        <!-- action view - list -->
+        <record model="ir.action.act_window" id="act_category_list">
+            <field name="name">Category</field>
+            <field name="res_model">cashbook.category</field>
+        </record>
+        <record model="ir.action.act_window.view" id="act_category_list-1">
+            <field name="sequence" eval="10"/>
+            <field name="view" ref="category_view_list"/>
+            <field name="act_window" ref="act_category_list"/>
+        </record>
+        <record model="ir.action.act_window.view" id="act_category_list-2">
+            <field name="sequence" eval="20"/>
+            <field name="view" ref="category_view_form"/>
+            <field name="act_window" ref="act_category_list"/>
+        </record>
+
+        <!-- action view - tree -->
+        <record model="ir.action.act_window" id="act_category_tree">
+            <field name="name">Category</field>
+            <field name="res_model">cashbook.category</field>
+            <field name="domain" eval="[('parent', '=', None)]" pyson="1"/>
+        </record>
+        <record model="ir.action.act_window.view" id="act_category_tree-1">
+            <field name="sequence" eval="10"/>
+            <field name="view" ref="category_view_tree"/>
+            <field name="act_window" ref="act_category_tree"/>
+        </record>
+        <record model="ir.action.act_window.view" id="act_category_tree-2">
+            <field name="sequence" eval="20"/>
+            <field name="view" ref="category_view_form"/>
+            <field name="act_window" ref="act_category_tree"/>
+        </record>
+
+        <!-- permission -->
+        <!-- anon: deny all -->
+        <record model="ir.model.access" id="access_category-anon">
+            <field name="model" search="[('model', '=', 'cashbook.category')]"/>
+            <field name="perm_read" eval="False"/>
+            <field name="perm_write" eval="False"/>
+            <field name="perm_create" eval="False"/>
+            <field name="perm_delete" eval="False"/>
+        </record>
+        <!-- admin: read/write -->
+        <record model="ir.model.access" id="access_category-group_admin">
+            <field name="model" search="[('model', '=', 'cashbook.category')]"/>
+            <field name="group" ref="res.group_admin"/>
+            <field name="perm_read" eval="True"/>
+            <field name="perm_write" eval="True"/>
+            <field name="perm_create" eval="True"/>
+            <field name="perm_delete" eval="True"/>
+        </record>
+        <!-- cashbook: read -->
+        <record model="ir.model.access" id="access_category-group_cashbook">
+            <field name="model" search="[('model', '=', 'cashbook.category')]"/>
+            <field name="group" ref="group_cashbook"/>
+            <field name="perm_read" eval="True"/>
+            <field name="perm_write" eval="False"/>
+            <field name="perm_create" eval="False"/>
+            <field name="perm_delete" eval="False"/>
+        </record>
+
+    </data>
+</tryton>
diff --git a/configuration.py b/configuration.py
new file mode 100644
index 0000000..40120f7
--- /dev/null
+++ b/configuration.py
@@ -0,0 +1,79 @@
+# -*- coding: utf-8 -*-
+# This file is part of the cashbook-module from m-ds for Tryton.
+# The COPYRIGHT file at the top level of this repository contains the
+# full copyright notices and license terms.
+
+from trytond.model import ModelSingleton, ModelView, ModelSQL, Workflow, fields, Check
+from .model import UserMultiValueMixin, UserValueMixin
+from trytond.pyson import Eval, If
+from trytond.pool import Pool
+
+
+class Configuration(ModelSingleton, ModelSQL, ModelView, UserMultiValueMixin):
+    'Configuration'
+    __name__ = 'cashbook.configuration'
+
+    date_from = fields.MultiValue(fields.Date(string='Start Date', depends=['date_to'],
+        domain=[
+            If(Eval('date_to') & Eval('date_from'),
+                ('date_from', '<=', Eval('date_to')),
+                ()),
+            ]))
+    date_to = fields.MultiValue(fields.Date(string='End Date', depends=['date_from'],
+        domain=[
+            If(Eval('date_to') & Eval('date_from'),
+                ('date_from', '<=', Eval('date_to')),
+                ()),
+            ]))
+    checked = fields.MultiValue(fields.Boolean(string='Checked'))
+    done = fields.MultiValue(fields.Boolean(string='Done'))
+
+    @classmethod
+    def multivalue_model(cls, field):
+        """ get model for value
+        """
+        pool = Pool()
+
+        if field in ['date_from', 'date_to', 'checked', 'done']:
+            return pool.get('cashbook.configuration_user')
+        return super(Configuration, cls).multivalue_model(field)
+
+    @classmethod
+    def default_checked(cls, **pattern):
+        return cls.multivalue_model('checked').default_checked()
+
+    @classmethod
+    def default_done(cls, **pattern):
+        return cls.multivalue_model('done').default_done()
+
+# end Configuration
+
+
+class UserConfiguration(ModelSQL, UserValueMixin):
+    'User Configuration'
+    __name__ = 'cashbook.configuration_user'
+
+    date_from = fields.Date(string='Start Date', depends=['date_to'],
+        domain=[
+            If(Eval('date_to') & Eval('date_from'),
+                ('date_from', '<=', Eval('date_to')),
+                ()),
+            ])
+    date_to = fields.Date(string='End Date', depends=['date_from'],
+        domain=[
+            If(Eval('date_to') & Eval('date_from'),
+                ('date_from', '<=', Eval('date_to')),
+                ()),
+            ])
+    checked = fields.Boolean(string='Checked')
+    done = fields.Boolean(string='Done')
+
+    @classmethod
+    def default_checked(cls):
+        return True
+
+    @classmethod
+    def default_done(cls):
+        return False
+
+# end UserConfiguration
diff --git a/configuration.xml b/configuration.xml
new file mode 100644
index 0000000..53a1817
--- /dev/null
+++ b/configuration.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0"?>
+<!-- This file is part of the cashbook-module from m-ds for Tryton.
+The COPYRIGHT file at the top level of this repository contains the
+full copyright notices and license terms. -->
+<tryton>
+    <data>
+
+        <record model="ir.ui.view" id="configuration_view_form">
+            <field name="model">cashbook.configuration</field>
+            <field name="type">form</field>
+            <field name="name">configuration_form</field>
+        </record>
+        <record model="ir.action.act_window" id="act_configuration_form">
+            <field name="name">Configuration</field>
+            <field name="res_model">cashbook.configuration</field>
+        </record>
+        <record model="ir.action.act_window.view" id="act_configuration_view1">
+            <field name="sequence" eval="1"/>
+            <field name="view" ref="configuration_view_form"/>
+            <field name="act_window" ref="act_configuration_form"/>
+        </record>
+
+    </data>
+</tryton>
diff --git a/line.py b/line.py
index 3d5d71d..13ef07f 100644
--- a/line.py
+++ b/line.py
@@ -12,13 +12,13 @@ from trytond.exceptions import UserError
 from trytond.i18n import gettext
 from .book import sel_state_book
 
+
 sel_linetype = [
     ('edit', 'Edit'),
     ('check', 'Checked'),
     ('done', 'Done'),
     ]
 
-
 STATES = {
     'readonly': Or(
             Eval('state', '') != 'edit',
@@ -85,6 +85,17 @@ class LineContext(ModelView):
         context = Transaction().context
         return context.get('checked', False)
 
+    @classmethod
+    def default_num_cashbook(cls):
+        """ get default from context
+        """
+        CashBook = Pool().get('cashbook.book')
+
+        with Transaction().set_context({
+            '_check_access': True,
+            }):
+            return CashBook.search_count([])
+
     @classmethod
     def default_done(cls):
         """ get default from context
@@ -96,8 +107,8 @@ class LineContext(ModelView):
         """ get number of accessible cashbooks,
             depends on user-permissions
         """
-        CashBook = Pool().get('cashbook.book')
-        return CashBook.search_count([])
+        LineContext = Pool().get('cashbook.line.context')
+        return LineContext.default_num_cashbook()
 
 # end LineContext
 
@@ -119,6 +130,8 @@ class Line(Workflow, ModelSQL, ModelView):
         readonly=True, states={'invisible': True}, selection=sel_state_book),
         'on_change_with_state_cashbook', searcher='search_state_cashbook')
 
+    #image = fields.Binary...
+
     @classmethod
     def __setup__(cls):
         super(Line, cls).__setup__()
diff --git a/locale/de.po b/locale/de.po
index 5372a08..e0682d7 100644
--- a/locale/de.po
+++ b/locale/de.po
@@ -38,6 +38,13 @@ msgctxt "model:ir.message,text:msg_line_deny_delete2"
 msgid "The cashbook line '%(linetxt)s' cannot be deleted, its in state '%(linestate)s'."
 msgstr "Die Kassenbuchzeile '%(linetxt)s' kann nicht gelöscht werden, da sie im Status '%(linestate)s' ist."
 
+msgctxt "model:ir.message,text:msg_setting_already_exists"
+msgid "Settings for this user alredy exists."
+msgstr "Einstellungen für diesen Benutzer sind bereits vorhanden."
+
+msgctxt "model:ir.message,text:msg_category_name_unique"
+msgid "The category name already exists at this level."
+msgstr "Der Kategoriename existiert auf dieser Ebene bereits."
 
 
 #############
@@ -103,6 +110,14 @@ msgctxt "model:ir.ui.menu,name:menu_open_lines"
 msgid "Open Cashbook"
 msgstr "Kassenbuch öffnen"
 
+msgctxt "model:ir.ui.menu,name:menu_category"
+msgid "Category"
+msgstr "Kategorie"
+
+msgctxt "model:ir.ui.menu,name:menu_category_list"
+msgid "Category"
+msgstr "Kategorie"
+
 
 #############
 # ir.action #
@@ -119,10 +134,14 @@ msgctxt "model:ir.action,name:act_line_view"
 msgid "Cashbook Line"
 msgstr "Kassenbuchzeile"
 
-msgctxt "model:ir.action,name:act_open_chart"
+msgctxt "model:ir.action,name:act_open_lines"
 msgid "Open Cashbook"
 msgstr "Kassenbuch öffnen"
 
+msgctxt "model:ir.ui.menu,name:act_category_view"
+msgid "Category"
+msgstr "Kategorie"
+
 
 ###################
 # ir.model.button #
@@ -207,6 +226,10 @@ msgctxt "help:cashbook.book,observer:"
 msgid "Group of users who have read-only access to the cashbook."
 msgstr "Gruppe von Benutzern, die nur Lesezugriff auf das Kassenbuch haben."
 
+msgctxt "field:cashbook.book,account:"
+msgid "Account"
+msgstr "Konto"
+
 
 #################
 # cashbook.line #
@@ -280,6 +303,58 @@ msgid "Fixed-term deposit"
 msgstr "Festgeld"
 
 
+#####################
+# cashbook.category #
+#####################
+msgctxt "model:cashbook.category,name:"
+msgid "Category"
+msgstr "Kategorie"
+
+msgctxt "view:cashbook.category:"
+msgid "General Information"
+msgstr "Allgemeine Informationen"
+
+msgctxt "view:cashbook.category:"
+msgid "Children"
+msgstr "Untergeordnet"
+
+msgctxt "field:cashbook.category,name:"
+msgid "Name"
+msgstr "Name"
+
+msgctxt "field:cashbook.category,description:"
+msgid "Description"
+msgstr "Beschreibung"
+
+msgctxt "field:cashbook.category,account:"
+msgid "Account"
+msgstr "Konto"
+
+msgctxt "field:cashbook.category,account_code:"
+msgid "Account"
+msgstr "Konto"
+
+msgctxt "field:cashbook.category,company:"
+msgid "Company"
+msgstr "Unternehmen"
+
+msgctxt "field:cashbook.category,parent:"
+msgid "Parent"
+msgstr "Übergeordnet"
+
+msgctxt "field:cashbook.category,childs:"
+msgid "Children"
+msgstr "Untergeordnet"
+
+msgctxt "field:cashbook.category,left:"
+msgid "Left"
+msgstr "Links"
+
+msgctxt "field:cashbook.category,right:"
+msgid "Right"
+msgstr "Rechts"
+
+
 #############################
 # cashbook.open_lines.start #
 #############################
@@ -315,6 +390,10 @@ msgctxt "field:cashbook.open_lines.start,date_to:"
 msgid "End Date"
 msgstr "Endedatum"
 
+msgctxt "field:cashbook.open_lines.start,num_books:"
+msgid "Number of Cashbooks"
+msgstr "Anzahl Kassenbücher"
+
 
 #######################
 # cashbook.open_lines #
@@ -366,3 +445,55 @@ msgstr "Beginndatum"
 msgctxt "field:cashbook.line.context,date_to:"
 msgid "End Date"
 msgstr "Endedatum"
+
+
+##########################
+# cashbook.configuration #
+##########################
+msgctxt "model:cashbook.configuration,name:"
+msgid "Configuration"
+msgstr "Konfiguration"
+
+msgctxt "view:cashbook.configuration:"
+msgid "Open Cashbook Wizard"
+msgstr "Dialog: Kassenbuch öffnen"
+
+msgctxt "field:cashbook.configuration,date_from:"
+msgid "Start Date"
+msgstr "Beginndatum"
+
+msgctxt "field:cashbook.configuration,date_to:"
+msgid "End Date"
+msgstr "Endedatum"
+
+msgctxt "field:cashbook.configuration,checked:"
+msgid "Checked"
+msgstr "Geprüft"
+
+msgctxt "field:cashbook.configuration,done:"
+msgid "Done"
+msgstr "Fertig"
+
+
+###############################
+# cashbook.configuration_user #
+###############################
+msgctxt "model:cashbook.configuration_user,name:"
+msgid "User Configuration"
+msgstr "Nutzer Konfiguration"
+
+msgctxt "field:cashbook.configuration_user,date_from:"
+msgid "Start Date"
+msgstr "Beginndatum"
+
+msgctxt "field:cashbook.configuration_user,date_to:"
+msgid "End Date"
+msgstr "Endedatum"
+
+msgctxt "field:cashbook.configuration_user,checked:"
+msgid "Checked"
+msgstr "Geprüft"
+
+msgctxt "field:cashbook.configuration_user,done:"
+msgid "Done"
+msgstr "Fertig"
diff --git a/locale/en.po b/locale/en.po
new file mode 100644
index 0000000..c2d2075
--- /dev/null
+++ b/locale/en.po
@@ -0,0 +1,368 @@
+#
+msgid ""
+msgstr "Content-Type: text/plain; charset=utf-8\n"
+
+msgctxt "model:ir.message,text:msg_type_short_unique"
+msgid "The Abbreviation must be unique."
+msgstr "The Abbreviation must be unique."
+
+msgctxt "model:ir.message,text:msg_name_cashbook"
+msgid "Cashbook"
+msgstr "Cashbook"
+
+msgctxt "model:ir.message,text:msg_line_wrong_state_value"
+msgid "Invalid value of the field 'Status', allowed: edit, check, done."
+msgstr "Invalid value of the field 'Status', allowed: edit, check, done."
+
+msgctxt "model:ir.message,text:msg_book_wrong_state_value"
+msgid "Invalid value of the field 'Status', allowed: open, closed, archive."
+msgstr "Invalid value of the field 'Status', allowed: open, closed, archive."
+
+msgctxt "model:ir.message,text:msg_book_deny_delete"
+msgid "The cashbook '%(bookname)s' cannot be deleted because it contains %(booklines)s lines and is not in the status 'Archive'."
+msgstr "The cashbook '%(bookname)s' cannot be deleted because it contains %(booklines)s lines and is not in the status 'Archive'."
+
+msgctxt "model:ir.message,text:msg_book_deny_write"
+msgid "The cash book '%(bookname)s' is '%(state_txt)s' and cannot be changed."
+msgstr "The cash book '%(bookname)s' is '%(state_txt)s' and cannot be changed."
+
+msgctxt "model:ir.message,text:msg_line_deny_delete1"
+msgid "The cashbook line '%(linetxt)s' cannot be deleted because the Cashbook '%(bookname)s' is in state '%(bookstate)s'."
+msgstr "The cashbook line '%(linetxt)s' cannot be deleted because the Cashbook '%(bookname)s' is in state '%(bookstate)s'."
+
+msgctxt "model:ir.message,text:msg_line_deny_delete2"
+msgid "The cashbook line '%(linetxt)s' cannot be deleted, its in state '%(linestate)s'."
+msgstr "The cashbook line '%(linetxt)s' cannot be deleted, its in state '%(linestate)s'."
+
+msgctxt "model:ir.message,text:msg_setting_already_exists"
+msgid "Settings for this user alredy exists."
+msgstr "Settings for this user alredy exists."
+
+msgctxt "model:res.group,name:group_cashbook"
+msgid "Cashbook"
+msgstr "Cashbook"
+
+msgctxt "model:res.group,name:group_cashbook_checkline"
+msgid "Cashbook - WF - Check"
+msgstr "Cashbook - WF - Check"
+
+msgctxt "model:res.group,name:group_cashbook_doneline"
+msgid "Cashbook - WF - Done"
+msgstr "Cashbook - WF - Done"
+
+msgctxt "model:ir.rule.group,name:rg_book_read"
+msgid "Owners, observers and reviewers: Cashbook read"
+msgstr "Owners, observers and reviewers: Cashbook read"
+
+msgctxt "model:ir.rule.group,name:rg_book_write_adm"
+msgid "Administrators: Cashbook read/write"
+msgstr "Administrators: Cashbook read/write"
+
+msgctxt "model:ir.rule.group,name:rg_line_write_adm"
+msgid "Administrators: Cashbook line read/write"
+msgstr "Administrators: Cashbook line read/write"
+
+msgctxt "model:ir.rule.group,name:rg_line_write"
+msgid "Owners and reviewers: Cashbook line write"
+msgstr "Owners and reviewers: Cashbook line write"
+
+msgctxt "model:ir.rule.group,name:rg_line_read"
+msgid "Observer: Cashbook line read"
+msgstr "Observer: Cashbook line read"
+
+msgctxt "model:ir.ui.menu,name:menu_cashbook"
+msgid "Cashbook"
+msgstr "Cashbook"
+
+msgctxt "model:ir.ui.menu,name:menu_config"
+msgid "Configuration"
+msgstr "Configuration"
+
+msgctxt "model:ir.ui.menu,name:menu_typeconfig"
+msgid "Cashbook Type"
+msgstr "Cashbook Type"
+
+msgctxt "model:ir.ui.menu,name:menu_bookconfig"
+msgid "Cashbook"
+msgstr "Cashbook"
+
+msgctxt "model:ir.ui.menu,name:menu_open_lines"
+msgid "Open Cashbook"
+msgstr "Open Cashbook"
+
+msgctxt "model:ir.action,name:act_book_view"
+msgid "Account"
+msgstr "Account"
+
+msgctxt "model:ir.action,name:act_type_view"
+msgid "Cashbook Type"
+msgstr "Cashbook Type"
+
+msgctxt "model:ir.action,name:act_line_view"
+msgid "Cashbook Line"
+msgstr "Cashbook Line"
+
+msgctxt "model:ir.action,name:act_open_lines"
+msgid "Open Cashbook"
+msgstr "Open Cashbook"
+
+msgctxt "model:ir.model.button,string:line_wfedit_button"
+msgid "Edit"
+msgstr "Edit"
+
+msgctxt "model:ir.model.button,string:line_wfcheck_button"
+msgid "Check"
+msgstr "Check"
+
+msgctxt "model:ir.model.button,string:line_wfdone_button"
+msgid "Done"
+msgstr "Done"
+
+msgctxt "model:ir.model.button,string:book_wfopen_button"
+msgid "Open"
+msgstr "Open"
+
+msgctxt "model:ir.model.button,string:book_wfclosed_button"
+msgid "Close"
+msgstr "Close"
+
+msgctxt "model:ir.model.button,string:book_wfarchive_button"
+msgid "Archive"
+msgstr "Archive"
+
+msgctxt "model:cashbook.book,name:"
+msgid "Cashbook"
+msgstr "Cashbook"
+
+msgctxt "view:cashbook.book:"
+msgid "Owner & Authorizeds"
+msgstr "Owner & Authorizeds"
+
+msgctxt "field:cashbook.book,name:"
+msgid "Name"
+msgstr "Name"
+
+msgctxt "field:cashbook.book,btype:"
+msgid "Type"
+msgstr "Type"
+
+msgctxt "field:cashbook.book,state:"
+msgid "State"
+msgstr "State"
+
+msgctxt "selection:cashbook.book,state:"
+msgid "Open"
+msgstr "Open"
+
+msgctxt "selection:cashbook.book,state:"
+msgid "Closed"
+msgstr "Closed"
+
+msgctxt "selection:cashbook.book,state:"
+msgid "Archive"
+msgstr "Archive"
+
+msgctxt "field:cashbook.book,owner:"
+msgid "Owner"
+msgstr "Owner"
+
+msgctxt "field:cashbook.book,reviewer:"
+msgid "Reviewer"
+msgstr "Reviewer"
+
+msgctxt "help:cashbook.book,reviewer:"
+msgid "Group of users who have write access to the cashbook."
+msgstr "Group of users who have write access to the cashbook."
+
+msgctxt "field:cashbook.book,observer:"
+msgid "Observer"
+msgstr "Observer"
+
+msgctxt "help:cashbook.book,observer:"
+msgid "Group of users who have read-only access to the cashbook."
+msgstr "Group of users who have read-only access to the cashbook."
+
+msgctxt "model:cashbook.line,name:"
+msgid "Cashbook Line"
+msgstr "Cashbook Line"
+
+msgctxt "view:cashbook.line:"
+msgid "Cashbook Line"
+msgstr "Cashbook Line"
+
+msgctxt "view:cashbook.line:"
+msgid "State"
+msgstr "State"
+
+msgctxt "field:cashbook.line,cashbook:"
+msgid "Cashbook"
+msgstr "Cashbook"
+
+msgctxt "field:cashbook.line,date:"
+msgid "Date"
+msgstr "Date"
+
+msgctxt "field:cashbook.line,description:"
+msgid "Description"
+msgstr "Description"
+
+msgctxt "field:cashbook.line,state:"
+msgid "State"
+msgstr "State"
+
+msgctxt "selection:cashbook.line,state:"
+msgid "Edit"
+msgstr "Edit"
+
+msgctxt "selection:cashbook.line,state:"
+msgid "Checked"
+msgstr "Checked"
+
+msgctxt "selection:cashbook.line,state:"
+msgid "Done"
+msgstr "Done"
+
+msgctxt "model:cashbook.type,name:"
+msgid "Cashbook Type"
+msgstr "Cashbook Type"
+
+msgctxt "field:cashbook.type,name:"
+msgid "Name"
+msgstr "Name"
+
+msgctxt "field:cashbook.type,short:"
+msgid "Abbreviation"
+msgstr "Abbreviation"
+
+msgctxt "model:cashbook.type,name:atype_cash"
+msgid "Cash"
+msgstr "Cash"
+
+msgctxt "model:cashbook.type,name:atype_giro"
+msgid "Giro"
+msgstr "Giro"
+
+msgctxt "model:cashbook.type,name:atype_fixtermdep"
+msgid "Fixed-term deposit"
+msgstr "Fixed-term deposit"
+
+msgctxt "model:cashbook.open_lines.start,name:"
+msgid "Open Cashbook"
+msgstr "Open Cashbook"
+
+msgctxt "field:cashbook.open_lines.start,cashbook:"
+msgid "Cashbook"
+msgstr "Cashbook"
+
+msgctxt "field:cashbook.open_lines.start,checked:"
+msgid "Checked"
+msgstr "Checked"
+
+msgctxt "help:cashbook.open_lines.start,checked:"
+msgid "Show cashbook lines in Checked-state."
+msgstr "Show cashbook lines in Checked-state."
+
+msgctxt "field:cashbook.open_lines.start,done:"
+msgid "Done"
+msgstr "Done"
+
+msgctxt "help:cashbook.open_lines.start,done:"
+msgid "Show cashbook lines in Done-state."
+msgstr "Show cashbook lines in Done-state."
+
+msgctxt "field:cashbook.open_lines.start,date_from:"
+msgid "Start Date"
+msgstr "Start Date"
+
+msgctxt "field:cashbook.open_lines.start,date_to:"
+msgid "End Date"
+msgstr "End Date"
+
+msgctxt "field:cashbook.open_lines.start,num_books:"
+msgid "Number of Cashbooks"
+msgstr "Number of Cashbooks"
+
+msgctxt "model:cashbook.open_lines,name:"
+msgid "Open Cashbook"
+msgstr "Open Cashbook"
+
+msgctxt "wizard_button:cashbook.open_lines,start,end:"
+msgid "Cancel"
+msgstr "Cancel"
+
+msgctxt "wizard_button:cashbook.open_lines,start,open_:"
+msgid "Open"
+msgstr "Open"
+
+msgctxt "model:cashbook.line.context,name:"
+msgid "Line Context"
+msgstr "Line Context"
+
+msgctxt "field:cashbook.line.context,cashbook:"
+msgid "Cashbook"
+msgstr "Cashbook"
+
+msgctxt "field:cashbook.line.context,checked:"
+msgid "Checked"
+msgstr "Checked"
+
+msgctxt "help:cashbook.line.context,checked:"
+msgid "Show cashbook lines in Checked-state."
+msgstr "Show cashbook lines in Checked-state."
+
+msgctxt "field:cashbook.line.context,done:"
+msgid "Done"
+msgstr "Done"
+
+msgctxt "help:cashbook.line.context,done:"
+msgid "Show cashbook lines in Done-state."
+msgstr "Show cashbook lines in Done-state."
+
+msgctxt "field:cashbook.line.context,date_from:"
+msgid "Start Date"
+msgstr "Start Date"
+
+msgctxt "field:cashbook.line.context,date_to:"
+msgid "End Date"
+msgstr "End Date"
+
+msgctxt "model:cashbook.configuration,name:"
+msgid "Configuration"
+msgstr "Configuration"
+
+msgctxt "view:cashbook.configuration:"
+msgid "Open Cashbook Wizard"
+msgstr "Open Cashbook Wizard"
+
+msgctxt "field:cashbook.configuration,date_from:"
+msgid "Start Date"
+msgstr "Start Date"
+
+msgctxt "field:cashbook.configuration,date_to:"
+msgid "End Date"
+msgstr "End Date"
+
+msgctxt "field:cashbook.configuration,checked:"
+msgid "Checked"
+msgstr "Checked"
+
+msgctxt "field:cashbook.configuration,done:"
+msgid "Done"
+msgstr "Done"
+
+msgctxt "model:cashbook.configuration_user,name:"
+msgid "User Configuration"
+msgstr "User Configuration"
+
+msgctxt "field:cashbook.configuration_user,date_from:"
+msgid "Start Date"
+msgstr "Start Date"
+
+msgctxt "field:cashbook.configuration_user,date_to:"
+msgid "End Date"
+msgstr "End Date"
+
+msgctxt "field:cashbook.configuration_user,checked:"
+msgid "Checked"
+msgstr "Checked"
+
diff --git a/menu.xml b/menu.xml
index ea8ebd3..90524d3 100644
--- a/menu.xml
+++ b/menu.xml
@@ -17,8 +17,8 @@ full copyright notices and license terms. -->
             <field name="group" ref="group_cashbook"/>
         </record>
 
-        <!-- menu: /Cashbook/Configuration -->
-        <menuitem id="menu_config" name="Configuration"
+        <!-- menu: /Cashbook/Configuration name="Configuration" -->
+        <menuitem id="menu_config" action="act_configuration_form"
             icon="tryton-list"
             parent="menu_cashbook"  sequence="10"/>
         <record model="ir.ui.menu-res.group" id="menu_config-group_admin">
@@ -44,6 +44,23 @@ full copyright notices and license terms. -->
             <field name="group" ref="res.group_admin"/>
         </record>
 
+        <!-- menu: /Cashbook/Configuration/Category -->
+        <menuitem id="menu_category" action="act_category_tree"
+            icon="tryton-tree"
+            parent="menu_config"  sequence="30"/>
+        <record model="ir.ui.menu-res.group" id="menu_category-group_admin">
+            <field name="menu" ref="menu_category"/>
+            <field name="group" ref="res.group_admin"/>
+        </record>
+        <!-- menu: /Cashbook/Configuration/Category/Category -->
+        <menuitem id="menu_category_list" action="act_category_list"
+            icon="tryton-tree"
+            parent="menu_category"  sequence="30"/>
+        <record model="ir.ui.menu-res.group" id="menu_category_list-group_admin">
+            <field name="menu" ref="menu_category_list"/>
+            <field name="group" ref="res.group_admin"/>
+        </record>
+
         <!-- menu: /Cashbook/Open Cashbook -->
         <menuitem id="menu_open_lines" action="act_open_lines"
             icon="tryton-tree"
diff --git a/message.xml b/message.xml
index 706283e..7bb74a7 100644
--- a/message.xml
+++ b/message.xml
@@ -29,6 +29,12 @@ full copyright notices and license terms. -->
         <record model="ir.message" id="msg_line_deny_delete2">
             <field name="text">The cashbook line '%(linetxt)s' cannot be deleted, its in state '%(linestate)s'.</field>
         </record>
+        <record model="ir.message" id="msg_setting_already_exists">
+            <field name="text">Settings for this user alredy exists.</field>
+        </record>
+        <record model="ir.message" id="msg_category_name_unique">
+            <field name="text">The category name already exists at this level.</field>
+        </record>
 
     </data>
 </tryton>
diff --git a/model.py b/model.py
new file mode 100644
index 0000000..d2124f3
--- /dev/null
+++ b/model.py
@@ -0,0 +1,47 @@
+# -*- coding: utf-8 -*-
+# This file is part of the cashbook-module from m-ds for Tryton.
+# The COPYRIGHT file at the top level of this repository contains the
+# full copyright notices and license terms.
+
+from trytond.model import MultiValueMixin, ValueMixin, fields, Unique
+from trytond.transaction import Transaction
+
+
+class UserValueMixin(ValueMixin):
+    iduser = fields.Many2One(model_name='res.user', string="User",
+        select=True, ondelete='CASCADE', required=True)
+
+    @classmethod
+    def __setup__(cls):
+        super(UserValueMixin, cls).__setup__()
+        tab_val = cls.__table__()
+        cls._sql_constraints.extend([
+            ('val_uniq',
+                Unique(tab_val, tab_val.iduser),
+                'cashbook.msg_setting_already_exists'),
+            ])
+
+# end UserValueMixin
+
+
+class UserMultiValueMixin(MultiValueMixin):
+
+    def updt_multivalue_pattern(self, pattern):
+        """ add values to pattern
+        """
+        pattern.setdefault('iduser', Transaction().user)
+        return pattern
+
+    def get_multivalue(self, name, **pattern):
+        Value = self.multivalue_model(name)
+        if issubclass(Value, UserValueMixin):
+            pattern = self.updt_multivalue_pattern(pattern)
+        return super(UserMultiValueMixin, self).get_multivalue(name, **pattern)
+
+    def set_multivalue(self, name, value, **pattern):
+        Value = self.multivalue_model(name)
+        if issubclass(Value, UserValueMixin):
+            pattern = self.updt_multivalue_pattern(pattern)
+        return super(UserMultiValueMixin, self).set_multivalue(name, value, **pattern)
+
+# end UserMultiValueMixin
diff --git a/tests/__init__.py b/tests/__init__.py
index e77df97..25789bd 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -7,11 +7,15 @@ import unittest
 from trytond.modules.cashbook.tests.test_type import TypeTestCase
 from trytond.modules.cashbook.tests.test_book import BookTestCase
 from trytond.modules.cashbook.tests.test_line import LineTestCase
+from trytond.modules.cashbook.tests.test_config import ConfigTestCase
+from trytond.modules.cashbook.tests.test_category import CategoryTestCase
 
 __all__ = ['suite']
 
 
 class CashbookTestCase(\
+    CategoryTestCase,\
+    ConfigTestCase,\
     LineTestCase,
     BookTestCase,
     TypeTestCase,
diff --git a/tests/test_book.py b/tests/test_book.py
index a7eaf06..11259f7 100644
--- a/tests/test_book.py
+++ b/tests/test_book.py
@@ -1,7 +1,8 @@
-# This file is part of Tryton.  The COPYRIGHT file at the top level of
-# this repository contains the full copyright notices and license terms.
+# -*- coding: utf-8 -*-
+# This file is part of the cashbook-module from m-ds for Tryton.
+# The COPYRIGHT file at the top level of this repository contains the
+# full copyright notices and license terms.
 
-import os, requests
 from trytond.tests.test_tryton import ModuleTestCase, with_transaction
 from trytond.pool import Pool
 from trytond.transaction import Transaction
@@ -54,7 +55,7 @@ class BookTestCase(ModuleTestCase):
         self.assertEqual(book.state, 'open')
 
         self.assertRaisesRegex(UserError,
-            "The cash book 'Book 1' cannot be deleted because it contains 1 lines and is not in the status 'Archive'.",
+            "The cashbook 'Book 1' cannot be deleted because it contains 1 lines and is not in the status 'Archive'.",
             Book.delete,
             [book])
 
@@ -82,7 +83,7 @@ class BookTestCase(ModuleTestCase):
         self.assertEqual(book.state, 'closed')
 
         self.assertRaisesRegex(UserError,
-            "The cash book 'Book 1' cannot be deleted because it contains 1 lines and is not in the status 'Archive'.",
+            "The cashbook 'Book 1' cannot be deleted because it contains 1 lines and is not in the status 'Archive'.",
             Book.delete,
             [book])
 
diff --git a/tests/test_category.py b/tests/test_category.py
new file mode 100644
index 0000000..03a4616
--- /dev/null
+++ b/tests/test_category.py
@@ -0,0 +1,137 @@
+# -*- coding: utf-8 -*-
+# This file is part of the cashbook-module from m-ds for Tryton.
+# The COPYRIGHT file at the top level of this repository contains the
+# full copyright notices and license terms.
+
+from trytond.tests.test_tryton import ModuleTestCase, with_transaction
+from trytond.pool import Pool
+from trytond.transaction import Transaction
+from trytond.exceptions import UserError
+from trytond.modules.company.tests import create_company
+
+
+class CategoryTestCase(ModuleTestCase):
+    'Test cashbook categoy module'
+    module = 'cashbook'
+
+    @with_transaction()
+    def test_category_create_nodupl_at_root(self):
+        """ create category, duplicates are allowed at root-level
+        """
+        pool = Pool()
+        Category = pool.get('cashbook.category')
+
+        company = create_company(name='m-ds')
+
+        with Transaction().set_context({
+            'company': company.id,
+            }):
+            cat1, = Category.create([{
+                'name': 'Test 1',
+                'description': 'Info',
+                }])
+            self.assertEqual(cat1.name, 'Test 1')
+            self.assertEqual(cat1.rec_name, 'Test 1')
+            self.assertEqual(cat1.description, 'Info')
+            self.assertEqual(cat1.company.rec_name, 'm-ds')
+            self.assertEqual(cat1.parent, None)
+
+            # duplicate, allowed
+            cat2, = Category.create([{
+                'name': 'Test 1',
+                'description': 'Info',
+                }])
+            self.assertEqual(cat2.name, 'Test 1')
+            self.assertEqual(cat2.rec_name, 'Test 1')
+            self.assertEqual(cat2.description, 'Info')
+            self.assertEqual(cat2.company.rec_name, 'm-ds')
+            self.assertEqual(cat2.parent, None)
+
+    @with_transaction()
+    def test_category_create_nodupl_diff_level(self):
+        """ create category
+        """
+        pool = Pool()
+        Category = pool.get('cashbook.category')
+
+        company = create_company(name='m-ds')
+
+        with Transaction().set_context({
+            'company': company.id,
+            }):
+            cat1, = Category.create([{
+                'name': 'Test 1',
+                'description': 'Info',
+                'childs': [('create', [{
+                    'name': 'Test 1',
+                    }])],
+                }])
+            self.assertEqual(cat1.name, 'Test 1')
+            self.assertEqual(cat1.rec_name, 'Test 1')
+            self.assertEqual(cat1.description, 'Info')
+            self.assertEqual(cat1.company.rec_name, 'm-ds')
+
+            self.assertEqual(len(cat1.childs), 1)
+            self.assertEqual(cat1.childs[0].rec_name, 'Test 1/Test 1')
+
+    @with_transaction()
+    def test_category_create_deny_dupl_at_sublevel(self):
+        """ create category
+        """
+        pool = Pool()
+        Category = pool.get('cashbook.category')
+
+        company = create_company(name='m-ds')
+
+        with Transaction().set_context({
+            'company': company.id,
+            }):
+            self.assertRaisesRegex(UserError,
+                'The category name already exists at this level.',
+                Category.create,
+                [{
+                    'name': 'Test 1',
+                    'description': 'Info',
+                    'childs': [('create', [{
+                            'name': 'Test 1',
+                        }, {
+                            'name': 'Test 1',
+                        }])],
+                }])
+
+    @with_transaction()
+    def test_category_create_with_account(self):
+        """ create category + account
+        """
+        pool = Pool()
+        Account = pool.get('account.account')
+        Category = pool.get('cashbook.category')
+
+        company = create_company(name='m-ds')
+
+        with Transaction().set_context({
+            'company': company.id,
+            }):
+            account, = Account.create([{
+                'name': 'Account No 1',
+                'code': '0123',
+                }])
+
+            cat1, = Category.create([{
+                'name': 'Test 1',
+                'description': 'Info',
+                'account': account.id,
+                }])
+            self.assertEqual(cat1.name, 'Test 1')
+            self.assertEqual(cat1.rec_name, '0123 Test 1')
+            self.assertEqual(cat1.description, 'Info')
+            self.assertEqual(cat1.company.rec_name, 'm-ds')
+
+            self.assertEqual(Category.search_count([
+                    ('account_code', '=', '0123'),
+                ]), 1)
+            self.assertEqual(Category.search_count([
+                    ('account_code', '=', '123'),
+                ]), 0)
+
+# end CategoryTestCase
diff --git a/tests/test_config.py b/tests/test_config.py
new file mode 100644
index 0000000..4e0ec0e
--- /dev/null
+++ b/tests/test_config.py
@@ -0,0 +1,96 @@
+# -*- coding: utf-8 -*-
+# This file is part of the cashbook-module from m-ds for Tryton.
+# The COPYRIGHT file at the top level of this repository contains the
+# full copyright notices and license terms.
+
+from trytond.tests.test_tryton import ModuleTestCase, with_transaction
+from trytond.pool import Pool
+from trytond.transaction import Transaction
+from trytond.exceptions import UserError
+from datetime import date
+
+
+class ConfigTestCase(ModuleTestCase):
+    'Test config type module'
+    module = 'cashbook'
+
+    @with_transaction()
+    def test_config_create(self):
+        """ create config
+        """
+        Configuration = Pool().get('cashbook.configuration')
+
+        cfg1 = Configuration()
+        cfg1.save()
+
+        cfg2 = Configuration.get_singleton()
+        self.assertEqual(cfg2.date_from, None)
+        self.assertEqual(cfg2.date_to, None)
+        self.assertEqual(cfg2.checked, True)
+        self.assertEqual(cfg2.done, False)
+
+    @with_transaction()
+    def test_config_create_multi_user(self):
+        """ create config, multi-user
+        """
+        pool = Pool()
+        Configuration = pool.get('cashbook.configuration')
+        ResUser = pool.get('res.user')
+
+        usr_lst = ResUser.create([{
+            'login': 'frida',
+            'name': 'Frida',
+            }, {
+            'login': 'diego',
+            'name': 'Diego',
+            }])
+        self.assertEqual(len(usr_lst), 2)
+        self.assertEqual(usr_lst[0].name, 'Frida')
+        self.assertEqual(usr_lst[1].name, 'Diego')
+
+        with Transaction().set_context({
+            '_check_access': True,
+            }):
+            # change to user 'frida'
+            with Transaction().set_user(usr_lst[0].id):
+                cfg1 = Configuration()
+                cfg1.save()
+
+                cfg2 = Configuration.get_singleton()
+                self.assertEqual(cfg2.date_from, None)
+                self.assertEqual(cfg2.date_to, None)
+                self.assertEqual(cfg2.checked, True)
+                self.assertEqual(cfg2.done, False)
+
+                cfg2.date_from = date(2022, 4, 1)
+                cfg2.date_to = date(2022, 5, 30)
+                cfg2.checked = False
+                cfg2.save()
+
+            # change to user 'diego'
+            with Transaction().set_user(usr_lst[1].id):
+                cfg1 = Configuration()
+                cfg1.save()
+
+                cfg2 = Configuration.get_singleton()
+                self.assertEqual(cfg2.date_from, None)
+                self.assertEqual(cfg2.date_to, None)
+                self.assertEqual(cfg2.checked, True)
+                self.assertEqual(cfg2.done, False)
+
+                cfg2.date_from = date(2022, 4, 15)
+                cfg2.date_to = date(2022, 5, 15)
+                cfg2.save()
+
+            # change to user 'frida' - check
+            with Transaction().set_user(usr_lst[0].id):
+                cfg1 = Configuration()
+                cfg1.save()
+
+                cfg2 = Configuration.get_singleton()
+                self.assertEqual(cfg2.date_from, date(2022, 4, 1))
+                self.assertEqual(cfg2.date_to, date(2022, 5, 30))
+                self.assertEqual(cfg2.checked, False)
+                self.assertEqual(cfg2.done, False)
+
+# end ConfigTestCase
diff --git a/tests/test_line.py b/tests/test_line.py
index 85ba07c..7cbaf6a 100644
--- a/tests/test_line.py
+++ b/tests/test_line.py
@@ -1,7 +1,8 @@
-# This file is part of Tryton.  The COPYRIGHT file at the top level of
-# this repository contains the full copyright notices and license terms.
+# -*- coding: utf-8 -*-
+# This file is part of the cashbook-module from m-ds for Tryton.
+# The COPYRIGHT file at the top level of this repository contains the
+# full copyright notices and license terms.
 
-import os, requests
 from trytond.tests.test_tryton import ModuleTestCase, with_transaction
 from trytond.pool import Pool
 from trytond.transaction import Transaction
diff --git a/tests/test_type.py b/tests/test_type.py
index f2edb95..9e8544a 100644
--- a/tests/test_type.py
+++ b/tests/test_type.py
@@ -1,7 +1,8 @@
-# This file is part of Tryton.  The COPYRIGHT file at the top level of
-# this repository contains the full copyright notices and license terms.
+# -*- coding: utf-8 -*-
+# This file is part of the cashbook-module from m-ds for Tryton.
+# The COPYRIGHT file at the top level of this repository contains the
+# full copyright notices and license terms.
 
-import os, requests
 from trytond.tests.test_tryton import ModuleTestCase, with_transaction
 from trytond.pool import Pool
 from trytond.transaction import Transaction
diff --git a/tryton.cfg b/tryton.cfg
index 1788106..62d0ac8 100644
--- a/tryton.cfg
+++ b/tryton.cfg
@@ -2,11 +2,14 @@
 version=6.0.0
 depends:
     res
+    account
 xml:
     icon.xml
     group.xml
     message.xml
     types.xml
+    category.xml
+    configuration.xml
     book.xml
     line.xml
     wizard_openline.xml
diff --git a/types.py b/types.py
index f6309d0..c8d76dd 100644
--- a/types.py
+++ b/types.py
@@ -18,9 +18,9 @@ class Type(ModelSQL, ModelView):
         super(Type, cls).__setup__()
         cls._order.insert(0, ('name', 'ASC'))
         t = cls.__table__()
-        cls._sql_constraints = [
+        cls._sql_constraints.extend([
             ('code_uniq', Unique(t, t.short), 'cashbook.msg_type_short_unique'),
-            ]
+            ])
 
     def get_rec_name(self, name):
         """ short + name
@@ -32,7 +32,7 @@ class Type(ModelSQL, ModelView):
 
     @classmethod
     def search_rec_name(cls, name, clause):
-        """ search in tracker + ticket-name
+        """ search in name + short
         """
         return ['OR',
             ('name',) + tuple(clause[1:]),
diff --git a/view/book_form.xml b/view/book_form.xml
index 5035ecb..1a20cdf 100644
--- a/view/book_form.xml
+++ b/view/book_form.xml
@@ -8,6 +8,10 @@ full copyright notices and license terms. -->
     <label name="btype"/>
     <field name="btype"/>
 
+    <label name="account"/>
+    <field name="account"/>
+    <newline/>
+
     <label name="state"/>
     <field name="state"/>
     <group id="grpstate" col="3" colspan="2">
diff --git a/view/book_list.xml b/view/book_list.xml
index 4e54b01..a201a05 100644
--- a/view/book_list.xml
+++ b/view/book_list.xml
@@ -5,6 +5,7 @@ full copyright notices and license terms. -->
 <tree>
     <field name="name"/>
     <field name="btype"/>
+    <field name="account"/>
     <field name="owner"/>
     <field name="reviewer"/>
     <field name="observer"/>
diff --git a/view/cashbook_line_context_form.xml b/view/cashbook_line_context_form.xml
index d5943d3..ec95526 100644
--- a/view/cashbook_line_context_form.xml
+++ b/view/cashbook_line_context_form.xml
@@ -15,5 +15,7 @@ full copyright notices and license terms. -->
     <field name="checked"/>
     <label name="done"/>
     <field name="done"/>
+
+    <field name="num_cashbook"/>
 </form>
 
diff --git a/view/category_form.xml b/view/category_form.xml
new file mode 100644
index 0000000..b661707
--- /dev/null
+++ b/view/category_form.xml
@@ -0,0 +1,24 @@
+<?xml version="1.0"?>
+<!-- This file is part of the cashbook-module from m-ds for Tryton.
+The COPYRIGHT file at the top level of this repository contains the
+full copyright notices and license terms. -->
+<form>
+    <label name="name"/>
+    <field name="name"/>
+    <label name="account"/>
+    <field name="account"/>
+
+    <label name="description"/>
+    <field name="description" colspan="3"/>
+
+    <notebook colspan="6">
+        <page string="General Information" id="general" col="6">
+            <label name="company"/>
+            <field name="company"/>
+            <label name="parent"/>
+            <field name="parent"/>
+            <field name="childs" colspan="4"/>
+        </page>
+    </notebook>
+
+</form>
diff --git a/view/category_list.xml b/view/category_list.xml
new file mode 100644
index 0000000..584b45c
--- /dev/null
+++ b/view/category_list.xml
@@ -0,0 +1,8 @@
+<?xml version="1.0"?>
+<!-- This file is part of the cashbook-module from m-ds for Tryton.
+The COPYRIGHT file at the top level of this repository contains the
+full copyright notices and license terms. -->
+<tree>
+    <field name="rec_name"/>
+    <field name="account"/>
+</tree>
diff --git a/view/category_tree.xml b/view/category_tree.xml
new file mode 100644
index 0000000..5b2c68e
--- /dev/null
+++ b/view/category_tree.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0"?>
+<!-- This file is part of the cashbook-module from m-ds for Tryton.
+The COPYRIGHT file at the top level of this repository contains the
+full copyright notices and license terms. -->
+<tree>
+    <field name="name"/>
+    <field name="account_code"/>
+    <field name="parent" tree_invisible="1"/>
+    <field name="childs" tree_invisible="1"/>
+</tree>
diff --git a/view/configuration_form.xml b/view/configuration_form.xml
new file mode 100644
index 0000000..c34092d
--- /dev/null
+++ b/view/configuration_form.xml
@@ -0,0 +1,14 @@
+<?xml version="1.0"?>
+<!-- This file is part of Tryton.  The COPYRIGHT file at the top level of
+this repository contains the full copyright notices and license terms. -->
+<form>
+    <separator id="sepwiz" colspan="4" string="Open Cashbook Wizard"/>
+    <label name="date_from"/>
+    <field name="date_from"/>
+    <label name="date_to"/>
+    <field name="date_to"/>
+    <label name="checked"/>
+    <field name="checked"/>
+    <label name="done"/>
+    <field name="done"/>
+</form>
diff --git a/wizard_openline.py b/wizard_openline.py
index 41a8b15..007614d 100644
--- a/wizard_openline.py
+++ b/wizard_openline.py
@@ -5,9 +5,11 @@
 
 from trytond.model import ModelView, ModelSQL, fields
 from trytond.pyson import PYSONEncoder
-from trytond.wizard import Wizard, StateView, StateAction, Button
+from trytond.wizard import Wizard, StateView, StateTransition, StateAction, Button
 from trytond.i18n import gettext
 from trytond.pool import Pool
+from trytond.pyson import Eval
+from trytond.transaction import Transaction
 
 
 class OpenCashBookStart(ModelView):
@@ -36,38 +38,81 @@ class OpenCashBook(Wizard):
     'Open Cashbook'
     __name__ = 'cashbook.open_lines'
 
-    start = StateView('cashbook.open_lines.start',
+    start_state = 'check'
+    check = StateTransition()
+    askuser = StateView('cashbook.open_lines.start',
         'cashbook.open_lines_view_form', [
             Button('Cancel', 'end', 'tryton-cancel'),
             Button('Open', 'open_', 'tryton-ok', default=True),
             ])
     open_ = StateAction('cashbook.act_line_view')
 
-    def default_start(self, fields):
-        """ setup form
+    def transition_check(self):
+        """ dont ask and open cashbook if user has 1x only
         """
         Book = Pool().get('cashbook.book')
 
-        result = {}
+        with Transaction().set_context({
+            '_check_access': True,
+            }):
+            books = Book.search([])
+            if len(books) == 1:
+                return 'open_'
+        return 'askuser'
 
-        books = Book.search([])
-        print('\n## books:', books)
-        if len(books) == 1:
-            result['cashbook'] = books[0].id
+    def default_askuser(self, fields):
+        """ setup form
+        """
+        Configuration = Pool().get('cashbook.configuration')
 
+        cfg1 = Configuration.get_singleton()
+        result = {
+            'date_from': getattr(cfg1, 'date_from', None),
+            'date_to': getattr(cfg1, 'date_to', None),
+            'checked': getattr(cfg1, 'checked', True),
+            'done': getattr(cfg1, 'done', False),
+            }
         return result
 
     def do_open_(self, action):
+        """ open view, use data from dialog
+        """
+        pool = Pool()
+        Book = pool.get('cashbook.book')
+        Configuration = pool.get('cashbook.configuration')
+
+        cfg1 = Configuration.get_singleton()
+        book = getattr(self.askuser, 'cashbook', None)
+        if book is None:
+            with Transaction().set_context({
+                '_check_access': True,
+                }):
+                books = Book.search([])
+                if len(books) > 0:
+                    book = books[0]
+
+        date_from = getattr(self.askuser, 'date_from', None)
+        date_to = getattr(self.askuser, 'date_to', None)
+        checked = getattr(self.askuser, 'checked', True)
+        done = getattr(self.askuser, 'done', False)
+
+        # save settings
+        cfg1.date_from = date_from
+        cfg1.date_to = date_to
+        cfg1.checked = checked
+        cfg1.done = done
+        cfg1.save()
+
         action['pyson_context'] = PYSONEncoder().encode({
-            'cashbook': self.start.cashbook.id,
-            'date_from': self.start.date_from,
-            'date_to': self.start.date_to,
-            'checked': self.start.checked,
-            'done': self.start.done,
+            'cashbook': getattr(book, 'id', None),
+            'date_from': date_from,
+            'date_to': date_to,
+            'checked': checked,
+            'done': done,
             })
         action['name'] = '%(name)s: %(cashbook)s' % {
                 'name': gettext('cashbook.msg_name_cashbook'),
-                'cashbook': self.start.cashbook.rec_name,
+                'cashbook': getattr(book, 'rec_name', '-/-'),
             }
         return action, {}