diff --git a/mobile_service_shop/models/mobile_service.py b/mobile_service_shop/models/mobile_service.py
index d5621a570..86621e924 100644
--- a/mobile_service_shop/models/mobile_service.py
+++ b/mobile_service_shop/models/mobile_service.py
@@ -23,7 +23,7 @@ class MobileServiceShop(models.Model):
     zip = fields.Char(related='person_name.zip', string="Address")
     country_id = fields.Many2one(related='person_name.country_id', string="Address")
 
-    brand_name = fields.Many2one('mobile.brand', string="Mobile Brand", required=True)
+    brand_name = fields.Many2one('mobile.brand', string="Mobile Brand")
     is_in_warranty = fields.Boolean(
         'In Warranty', default=False,
         help="Specify if the product is in warranty.")
@@ -36,7 +36,7 @@ class MobileServiceShop(models.Model):
 
     imei_no = fields.Char(string="IMEI Number")
 
-    model_name = fields.Many2one('brand.model', string="Model", required=True, domain="[('mobile_brand_name','=',brand_name)]")
+    model_name = fields.Many2one('brand.model', string="Model", domain="[('mobile_brand_name','=',brand_name)]")
     image_medium = fields.Binary(related='model_name.image_medium', store=True, attachment=True)
     date_request = fields.Date(string="Requested date", default=fields.Datetime.now)
     return_date = fields.Date(string="Return date", required=True)
@@ -61,8 +61,9 @@ class MobileServiceShop(models.Model):
 
     journal_type = fields.Many2one('account.journal', 'Journal', invisible=True,
                                    default=lambda self: self.env['account.journal'].search([('code', '=', 'SERV')]))
-    account_type = fields.Many2one('account.account', 'Account', invisible=True,
-                                   default=lambda self: self.env['account.account'].search([('code', '=', 200110)]))
+
+    company_id = fields.Many2one('res.company', 'Company',
+                                 default=lambda self: self.env['res.company']._company_default_get('mobile.service'))
 
     @api.model
     def _default_picking_transfer(self):
@@ -178,7 +179,11 @@ class MobileServiceShop(models.Model):
 
     @api.model
     def create(self, vals):
-        vals['name'] = self.env['ir.sequence'].next_by_code('mobile.service')
+        if 'company_id' in vals:
+            vals['name'] = self.env['ir.sequence'].with_context(force_company=vals['company_id']).next_by_code(
+                'mobile.service') or _('New')
+        else:
+            vals['name'] = self.env['ir.sequence'].next_by_code('mobile.service') or _('New')
         vals['service_state'] = 'draft'
         return super(MobileServiceShop, self).create(vals)
 
@@ -187,7 +192,7 @@ class MobileServiceShop(models.Model):
         for i in self:
             if i.service_state != 'draft':
                 raise UserError(_('You cannot delete an assigned service request'))
-            return super(MobileServiceShop, i).unlink()
+        return super(MobileServiceShop, self).unlink()
 
     @api.multi
     def action_invoice_create_wizard(self):
diff --git a/mobile_service_shop/security/security.xml b/mobile_service_shop/security/security.xml
old mode 100755
new mode 100644
index 2177e14db..402fed64c
--- a/mobile_service_shop/security/security.xml
+++ b/mobile_service_shop/security/security.xml
@@ -22,14 +22,14 @@
     <record id="mobile_service_tech_rules" model="ir.rule">
         <field name="name">Mobile Service rule</field>
         <field name="model_id" ref="model_mobile_service" />
-        <field name="domain_force">[('technicion_name','=',user.id),('service_state','!=','draft')]</field>
+        <field name="domain_force">[('technicion_name','=',user.id),('service_state','!=','draft'), ('company_id','=',user.company_id.id)]</field>
         <field name="groups" eval="[(4,ref('mobile_service_group_executer'))]"/>
     </record>
 
     <record id="mobile_service_rule_manager" model="ir.rule">
         <field name="name">Mobile Service Manager rule</field>
         <field name="model_id" ref="model_mobile_service" />
-        <field name="domain_force">[]</field>
+        <field name="domain_force">[('company_id','=',user.company_id.id)]</field>
         <field name="groups" eval="[(4,ref('mobile_service_group_manager'))]"/>
     </record>