diff --git a/estate/__manifest__.py b/estate/__manifest__.py
index b1cf30486..69ca83821 100644
--- a/estate/__manifest__.py
+++ b/estate/__manifest__.py
@@ -9,6 +9,7 @@
 
     'data': [
         'security/ir.model.access.csv',
+        'view/res_user_views.xml',
         'view/estate_property_views.xml',
         'view/estate_property_offer_views.xml',
         'view/estate_property_type_views.xml',
diff --git a/estate/models/__init__.py b/estate/models/__init__.py
index 449b55018..8f914bbb5 100644
--- a/estate/models/__init__.py
+++ b/estate/models/__init__.py
@@ -1,5 +1,5 @@
-
 from . import estate_property
 from . import estate_property_type
 from . import estate_property_tag
 from . import estate_property_offer
+from . import res_user
diff --git a/estate/models/estate_property.py b/estate/models/estate_property.py
index cdb4fb636..eac2a8c60 100644
--- a/estate/models/estate_property.py
+++ b/estate/models/estate_property.py
@@ -8,10 +8,11 @@ class estate_property(models.Model):
     _name = "estate_property"
     _description = "Estate Property"
     _order = "sequence, id desc"
-    _inherit = ['mail.thread', 'mail.activity.mixin']
+    _inherit = ["mail.thread", "mail.activity.mixin"]
+
     name = fields.Char(required=True)
     description = fields.Text()
-    sequence = fields.Integer('Sequence')
+    sequence = fields.Integer("Sequence")
     postcode = fields.Char()
     date_availability = fields.Date(default=date.today() + relativedelta(month=3))
     expected_price = fields.Float(required=True)
@@ -23,19 +24,48 @@ class estate_property(models.Model):
     garden = fields.Boolean()
     garden_area = fields.Integer()
     active = fields.Boolean(default=True)
-    state = fields.Selection(default='new', selection=[('new', 'New'), ('offer_received', 'Offer Received'), ('offer_accepted', 'Offer Accepted'), ('sold', 'Sold'), ('canceled', 'Canceled')], tracking=True)
-    garden_orientation = fields.Selection(selection=[('north', 'North'), ('south', 'South'), ('east', 'East'), ('west', 'West')])
+    state = fields.Selection(
+        default="new",
+        selection=[
+            ("new", "New"),
+            ("offer_received", "Offer Received"),
+            ("offer_accepted", "Offer Accepted"),
+            ("sold", "Sold"),
+            ("canceled", "Canceled"),
+        ],
+        tracking=True,
+    )
+    garden_orientation = fields.Selection(
+        selection=[
+            ("north", "North"),
+            ("south", "South"),
+            ("east", "East"),
+            ("west", "West"),
+        ]
+    )
     property_type = fields.Many2one("estate_property_type", string="Property Type")
-    salesperson_id = fields.Many2one('res.users', string='Selesperson', default=lambda self: self.env.user)
-    buyer_id = fields.Many2one('res.partner', string='Buyer', copy=False, ondelete='cascade')
+    salesperson_id = fields.Many2one(
+        "res.users", string="Selesperson", default=lambda self: self.env.user
+    )
+    buyer_id = fields.Many2one(
+        "res.partner", string="Buyer", copy=False, ondelete="cascade"
+    )
     tag_ids = fields.Many2many("estate_property_tag", string="Tags")
-    offer_ids = fields.One2many('estate_property_offer', 'property_id')
+    offer_ids = fields.One2many("estate_property_offer", "property_id")
     total_area = fields.Float(compute="_compute_total")
     best_offer = fields.Float(compute="_best_offer")
     _sql_constraints = [
-        ('check_Expected_price', 'CHECK(expected_price > 0)', 'Expected Price must be strictly positive'),
-        ('check_selling_price', 'CHECK(selling_price >= 0)', 'Selling Price selling price must be positive'),
-        ('unique_name', 'UNIQUE(name)', 'Property type name must be unique')
+        (
+            "check_Expected_price",
+            "CHECK(expected_price > 0)",
+            "Expected Price must be strictly positive",
+        ),
+        (
+            "check_selling_price",
+            "CHECK(selling_price >= 0)",
+            "Selling Price selling price must be positive",
+        ),
+        ("unique_name", "UNIQUE(name)", "Property type name must be unique"),
     ]
 
     @api.depends()
@@ -43,7 +73,7 @@ def _compute_total(self):
         for record in self:
             record.total_area = record.garden_area + record.livingArea
 
-    @api.depends('offer_ids')
+    @api.depends("offer_ids")
     def _best_offer(self):
         maximum_price = 0
         for record in self.offer_ids:
@@ -51,14 +81,10 @@ def _best_offer(self):
                 maximum_price = record.price
         self.best_offer = maximum_price
 
-    @api.onchange('garden')
+    @api.onchange("garden")
     def _onchange_garden(self):
         if self.garden:
-            self.garden_area = 10
-            self.garden_orientation = 'north'
-        else:
-            self.garden_area = 0
-            self.garden_orientation = ''
+            self.garden_area = 0.00
 
     def button_action_sold(self):
         if self.state == "canceled":
@@ -72,11 +98,19 @@ def button_action_cancled(self):
         else:
             self.state = "canceled"
 
-    @api.constrains('selling_price', 'expected_price')
+    @api.constrains("selling_price", "expected_price")
     def _price_constrains(self):
         for record in self:
             if record.selling_price > 0:
                 if record.selling_price < 0.9 * record.expected_price:
-                    raise ValidationError("Selling price cannot be lower than 90% of the expected price")
+                    raise ValidationError(
+                        "Selling price cannot be lower than 90% of the expected price"
+                    )
                 else:
                     pass
+
+    @api.ondelete(at_uninstall=False)
+    def _delete_state(self):
+        for record in self:
+            if record.state != "new" and record.state != "canceled":
+                raise ValidationError("can't be deleted")
diff --git a/estate/models/estate_property_offer.py b/estate/models/estate_property_offer.py
index b3269f3d5..57a5e846c 100644
--- a/estate/models/estate_property_offer.py
+++ b/estate/models/estate_property_offer.py
@@ -1,7 +1,7 @@
 from odoo import models, fields, api
 from datetime import date
 from datetime import timedelta
-from odoo.exceptions import UserError
+from odoo.exceptions import UserError, ValidationError
 
 
 class estate_property_offer(models.Model):
@@ -9,18 +9,22 @@ class estate_property_offer(models.Model):
     _description = "Estate Property offer"
     price = fields.Float()
     _order = "sequence, price desc"
-    sequence = fields.Integer('Sequence')
+    sequence = fields.Integer("Sequence")
     _sql_constraints = [
-        ('offer_price', 'CHECK(price > 0)', 'offer price must be strictly positive')
+        ("offer_price", "CHECK(price > 0)", "offer price must be strictly positive")
     ]
-    status = fields.Selection(copy=False, selection=[('accepted', 'Accepted'), ('refused', 'Refused')])
+    status = fields.Selection(
+        copy=False, selection=[("accepted", "Accepted"), ("refused", "Refused")]
+    )
     partner_id = fields.Many2one("res.partner", required=True)
     property_id = fields.Many2one("estate_property", required=True)
     validity = fields.Integer(default=7)
-    date_deadline = fields.Date(compute="_compute_deadline", inverse="_inverse_validity", string="Deadline")
+    date_deadline = fields.Date(
+        compute="_compute_deadline", inverse="_inverse_validity", string="Deadline"
+    )
     property_type_id = fields.Many2one(related="property_id.property_type", store=True)
 
-    @api.depends('validity')
+    @api.depends("validity")
     def _compute_deadline(self):
         for record in self:
             today = record.create_date
@@ -29,14 +33,16 @@ def _compute_deadline(self):
             else:
                 today = date.today()
             if record.date_deadline:
-                record.date_deadline = today + (record.validity - (record.date_deadline - today).days)
+                record.date_deadline = today + (
+                    record.validity - (record.date_deadline - today).days
+                )
             else:
                 record.date_deadline = timedelta(days=record.validity) + today
 
     @api.ondelete(at_uninstall=False)
     def _deletion_check(self):
         for record in self:
-            if record.status == 'accepted':
+            if record.status == "accepted":
                 record.property_id.buyer_id = None
                 record.property_id.selling_price = 0
 
@@ -52,14 +58,35 @@ def action_confirm(self):
         else:
             self.property_id.selling_price = self.price
             self.property_id.buyer_id = self.partner_id
-            self.status = 'accepted'
-            self.property_id.state = 'offer_accepted'
+            self.status = "accepted"
+            self.property_id.state = "offer_accepted"
 
     def action_refused(self):
-        if self.status == 'accepted' and self.property_id.buyer_id == self.partner_id:
-            self.status = 'refused'
+        if self.status == "accepted" and self.property_id.buyer_id == self.partner_id:
+            self.status = "refused"
             self.property_id.buyer_id = None
             self.property_id.selling_price = 0
-            self.property_id.state = 'new'
+            self.property_id.state = "new"
         else:
             self.status = "refused"
+
+    @api.model
+    def create(self, vals):
+        property_id = vals.get("property_id")
+        offer_amount = vals.get("price")
+        property_record = self.env["estate_property"].browse(property_id)
+        if not property_record:
+            raise ValidationError("record not found")
+        existing_offers = self.search([("property_id", "=", property_id)])
+        highest_offer = 0
+        for offer in existing_offers:
+            if offer.price >= highest_offer:
+                highest_offer = offer.price
+        # Check if the new offer amount is lower than the highest existing offer
+        if offer_amount < highest_offer:
+            raise ValidationError(
+                "The new offer amount must be higher than the existing highest offer."
+            )
+        if property_record.state != "offer_received":
+            property_record.state = "offer_received"
+        return super(estate_property_offer, self).create(vals)
diff --git a/estate/models/estate_property_tag.py b/estate/models/estate_property_tag.py
index 9ace8f6d0..663f6e121 100644
--- a/estate/models/estate_property_tag.py
+++ b/estate/models/estate_property_tag.py
@@ -6,9 +6,9 @@ class estate_property_tag(models.Model):
     _description = "Estate Property Tag"
     name = fields.Char(required=True)
     _order = " sequence, name"
-    sequence = fields.Integer('Sequence')
+    sequence = fields.Integer("Sequence")
     color = fields.Integer()
 
     _sql_constraints = [
-        ('unique_tag', 'UNIQUE(name)', 'Property Tag name must be unique')
+        ("unique_tag", "UNIQUE(name)", "Property Tag name must be unique")
     ]
diff --git a/estate/models/estate_property_type.py b/estate/models/estate_property_type.py
index 765bf102f..6265112d7 100644
--- a/estate/models/estate_property_type.py
+++ b/estate/models/estate_property_type.py
@@ -6,12 +6,16 @@ class estate_property_type(models.Model):
     _description = "Estate Property Type"
     name = fields.Char(required=True)
     _order = "sequence, name"
-    sequence = fields.Integer('Sequence')
-    property_list_id = fields.One2many('estate_property', 'property_type')
-    offer_ids = fields.One2many("estate_property_offer", "property_type_id", string="offers")
-    offer_count = fields.Integer(string="Numbers of offer", compute='_compute_offer_count', store=True)
+    sequence = fields.Integer("Sequence")
+    property_list_id = fields.One2many("estate_property", "property_type")
+    offer_ids = fields.One2many(
+        "estate_property_offer", "property_type_id", string="offers"
+    )
+    offer_count = fields.Integer(
+        string="Numbers of offer", compute="_compute_offer_count", store=True
+    )
 
-    @api.depends('offer_ids')
+    @api.depends("offer_ids")
     def _compute_offer_count(self):
         for record in self:
             record.offer_count = len(record.offer_ids)
diff --git a/estate/models/res_user.py b/estate/models/res_user.py
new file mode 100644
index 000000000..91b9a977e
--- /dev/null
+++ b/estate/models/res_user.py
@@ -0,0 +1,12 @@
+from odoo import models, fields
+
+
+class resUser(models.Model):
+    _inherit = "res.users"
+
+    property_ids = fields.One2many(
+        "estate_property",
+        "salesperson_id",
+        string="Properties",
+        domain="['|',('state', '=', 'new'),('state', '=', 'offer_received')]",
+    )
diff --git a/estate/view/estate_property_views.xml b/estate/view/estate_property_views.xml
index d4fde175f..45c45a818 100644
--- a/estate/view/estate_property_views.xml
+++ b/estate/view/estate_property_views.xml
@@ -3,7 +3,7 @@
     <record id="estate_property_action" model="ir.actions.act_window">
         <field name="name">Property</field>
         <field name="res_model">estate_property</field>
-        <field name="view_mode">tree,form</field>
+        <field name="view_mode">tree,form,kanban</field>
         <field name="context">{'search_default_available': True, 'search_default_current': True}</field>
 
 
@@ -22,18 +22,20 @@
         <field name="name">estate_property_tree</field>
         <field name="model">estate_property</field>
         <field name="arch" type="xml">
-            <tree sample="1" decoration-success="state in ('offer_received','offer_accepted')" decoration-bf="state in ('offer_accepted')" decoration-muted = "state in ('sold')" >
-                <field name = 'sequence' widget = 'handle'/>
+            <tree sample="1" decoration-success="state in ('offer_received','offer_accepted')"
+                decoration-bf="state in ('offer_accepted')" decoration-muted="state in ('sold')">
+                <field name='sequence' widget='handle' />
                 <field name="name" string="Title" />
-                <field name ="state" invisible = "1"/>
-                <field name="property_type" string="Property Type"/>
+                <field name="state" invisible="1" />
+                <field name="property_type" string="Property Type" />
                 <field name="postcode" />
-                <field name="tag_ids" widget = "many2many_tags"  options = "{'color_field':'color'}" string = "Tags"/>
+                <field name="tag_ids" widget="many2many_tags" options="{'color_field':'color'}"
+                    string="Tags" />
                 <field name="bedrooms" />
                 <field name="livingArea" string="Living Area(sqm)" />
                 <field name="expected_price" />
                 <field name="selling_price" />
-                <field name="date_availability" string="Available From" optional = "1" />
+                <field name="date_availability" string="Available From" optional="1" />
 
             </tree>
         </field>
@@ -48,24 +50,28 @@
         <field name="arch" type="xml">
             <form string="description">
                 <header>
-                    <button name="button_action_sold" type="object" string="Sold" invisible="state in ('canceled', 'sold')"/>
-                    <button name="button_action_cancled" type="object" string="Cancle" invisible="state in ('canceled', 'sold')"/>
+                    <button name="button_action_sold" type="object" string="Sold"
+                        invisible="state in ('canceled', 'sold')" />
+                    <button name="button_action_cancled" type="object" string="Cancle"
+                        invisible="state in ('canceled', 'sold')" />
 
-                    <field name="state" widget="statusbar" statusbar_visible="new,offer_received,offer_accepted,sold"/>
+                    <field name="state" widget="statusbar"
+                        statusbar_visible="new,offer_received,offer_accepted,sold" />
                 </header>
                 <sheet>
                     <div>
                         <h1>
-                            <field name="name"/>
+                            <field name="name" />
                         </h1>
 
-                        <field name ="tag_ids" widget = "many2many_tags" options = "{'color_field':'color'}"/>
+                        <field name="tag_ids" widget="many2many_tags"
+                            options="{'color_field':'color'}" />
 
                     </div>
                     <group>
                         <group>
-                            <field name="state" string="Status" invisible="1" />
-                            <field name="property_type" options="{'no_create': true}"/>
+                            <field name="state" string="Status" />
+                            <field name="property_type" options="{'no_create': true}" />
                             <field name="postcode" class="o_stat_value" />
                             <field name="expected_price" />
                             <field name="best_offer" />
@@ -89,11 +95,12 @@
 
                                 <field name="garden" />
 
-                                <field name="garden_area" string="Garden Area(sqm)"  invisible = "not garden"/>
+                                <field name="garden_area" string="Garden Area(sqm)"
+                                    invisible="not garden" />
 
-                                <field name="garden_orientation" invisible = "not garden"/>
+                                <field name="garden_orientation" invisible="not garden" />
 
-                                <field name="total_area" invisible = "not garden" />
+                                <field name="total_area" invisible="not garden" />
 
                             </group>
 
@@ -106,17 +113,18 @@
                             </group>
                         </page>
 
-                        <page string="Offers" >
-                            <field name="offer_ids" readonly = "state in ('offer_accepted', 'sold', 'canceled')" />
+                        <page string="Offers">
+                            <field name="offer_ids"
+                                readonly="state in ('offer_accepted', 'sold', 'canceled')" />
 
                         </page>
                     </notebook>
                 </sheet>
                 <div class="oe_chatter">
                     <field name="message_follower_ids" />
-                     <field name="message_ids" />
-                     <field name="activity_ids" />
-                 </div>
+                    <field name="message_ids" />
+                    <field name="activity_ids" />
+                </div>
             </form>
 
         </field>
@@ -136,14 +144,14 @@
                 <field name="expected_price" />
                 <field name="bedrooms" />
                 <field name="livingArea" string="Living Area Greater Than"
-                        filter_domain="[('livingArea', '>=', self)]"/>
+                    filter_domain="[('livingArea', '>=', self)]" />
                 <field name="livingArea" />
                 <field name="facades" />
                 <separator />
                 <!-- <filter string="Active" name="active" domain="[('active', '=', True)]"/> -->
                 <filter string="Available" name="available"
                     domain="['|',('state', '=', 'new'),('state', '=', 'offer_received')]" />
-                
+
                 <group expand="1" string="Group By">
                     <filter string="Postcode" name="postcode" context="{'group_by':'postcode'}" />
                 </group>
@@ -151,8 +159,48 @@
         </field>
     </record>
 
-
-    <!-- property list under the property type-->
+    <!-- Kanban view -->
+    <record id="actionestate_property_kanban_view" model="ir.ui.view">
+        <field name="name">action_kanban_view</field>
+        <field name="model">estate_property</field>
+        <field name="arch" type="xml">
+            <kanban default_group_by="property_type" records_draggable="false">
+                <field name="state" />
+                <templates>
+                    <t t-name="kanban-box">
+                        <div class="oe_kanban_global_click">
+                            <strong>
+                                <field name="name" />
+                            </strong>
+                            <div>
+                                <span>Expected Price: </span>
+                                <field name="expected_price" />
+                            </div>
+                            <div>
+                                <field name="tag_ids" widget="many2many_tags" options="{'color_field':'color'}" />
+                            </div>
+                            <div>
+                                <t t-if="record.state.raw_value == 'offer_received'">
+
+                                    <strong>Best Price: </strong>
+                                    <field name="best_offer" />
+                                </t>
+                            </div>
+                            <div>
+                                <t t-if="record.state.raw_value == 'offer_accepted'">
+
+                                    <strong>Selling Price: </strong>
+                                    <field name="selling_price" />
+                                </t>
+                            </div>
+
+                        </div>
+
+                    </t>
+                </templates>
+            </kanban>
+        </field>
+    </record>
 
 
 </odoo>
\ No newline at end of file
diff --git a/estate/view/res_user_views.xml b/estate/view/res_user_views.xml
new file mode 100644
index 000000000..9cd33e081
--- /dev/null
+++ b/estate/view/res_user_views.xml
@@ -0,0 +1,31 @@
+<odoo>
+    <data>
+    
+        <record id="res_users_view_form" model="ir.ui.view">
+            <field name="name">res.users.form.inherit.properties</field>
+            <field name="model">res.users</field>
+            <field name="inherit_id" ref="base.view_users_form"/>
+            <field name="arch" type="xml">
+                <!-- Add a new page to the notebook -->
+                <xpath expr="//notebook" position="inside">
+                     <page string="Properties">
+                        <field name="property_ids">
+                            <tree string="Real Estate Properties">
+                                <field name="name" />
+                                <field name="postcode"/>
+                                <field name="property_type" />
+                                <field name="state"/>
+                                <field name="tag_ids" widget="many2many_tags" />
+                                <field name="bedrooms" />
+                                <field name="livingArea" />
+                                <field name="selling_price" />
+                                <field name="expected_price" />
+                            </tree>
+                        </field>
+                    </page>
+                </xpath>
+            </field>
+        </record>
+    
+    </data>
+    </odoo>
\ No newline at end of file
diff --git a/estate_account/__init__.py b/estate_account/__init__.py
new file mode 100644
index 000000000..0650744f6
--- /dev/null
+++ b/estate_account/__init__.py
@@ -0,0 +1 @@
+from . import models
diff --git a/estate_account/__manifest__.py b/estate_account/__manifest__.py
new file mode 100644
index 000000000..98581c913
--- /dev/null
+++ b/estate_account/__manifest__.py
@@ -0,0 +1,9 @@
+{
+    'name': 'estate_account',
+    'version': '0.1',
+    'license': 'LGPL-3',
+    'depends': ['estate', 'account'],
+    'description': "Technical Training",
+    'installable': True,
+    'application': True,
+}
diff --git a/estate_account/models/__init__.py b/estate_account/models/__init__.py
new file mode 100644
index 000000000..5e1963c9d
--- /dev/null
+++ b/estate_account/models/__init__.py
@@ -0,0 +1 @@
+from . import estate_property
diff --git a/estate_account/models/estate_property.py b/estate_account/models/estate_property.py
new file mode 100644
index 000000000..3dd1f2a08
--- /dev/null
+++ b/estate_account/models/estate_property.py
@@ -0,0 +1,31 @@
+from odoo import models, api, Command
+
+
+class estate_property(models.Model):
+    _inherit = "estate_property"
+
+    def button_action_sold(self):
+        result = super(estate_property, self).button_action_sold()
+        for property in self:
+            commission = 0.06 * property.selling_price
+            administrative_fee = 100
+            invoice_vals = {
+                "partner_id": property.buyer_id.id,
+                "move_type": "out_invoice",
+                "line_ids": [
+                    Command.create(
+                        {
+                            "name": "6% Commission on Selling Price",
+                            "price_unit": commission,
+                        }
+                    ),
+                    Command.create(
+                        {
+                            "name": "administrative fees",
+                            "price_unit": administrative_fee,
+                        }
+                    ),
+                ],
+            }
+        invoice = self.env["account.move"].create(invoice_vals)
+        return result