Mechanics

Sales order
1.vehicle id readonly issue
2.add more item in edit
3.default qty should be 1 .amount should be qty*rate+tax (calculation changes)
4.Sales order list client mobile tax subtotal should remove
status cancel in red,create in blue and paid in green
5.status label bracket hide in creat
6.In edit make and model not show

Product
1.model handle(reload existing selcted id should not remove)


vehicle
1.adding new client mobille number not populate


Purchase order
1.to set vendor read only
2.add more item in edit
3.STYLE IN ITEM SELCT
4.Search in selct vendor column
5.calculation should be removed only qty  product name
6.qty add in product when status is release is based on checkbox slected .only update will done if checked
7.Pdf same as sales order

Return Products
1.Same as purchase model .user can selct the product to be returned
2.initially status is in draft nothing happens 
3.when status is returned qty should be decrease