dDepartmentalBilling deals with stock purchases and issues to the customers. It includes purchase order, purchase inward, purchase payments, issue of goods, stock maintenance, price list preparation, Goods inspection, goods rejection, returning of goods and stock adjustments.

Purchase department maintains details of purchase order, order processing, verification of invoices and payment advice to financial department. All the goods were verified whether it is damaged or expired and so on. If it is damaged or expired they are return to the suppliers and relevant information is updated in database. Stores department maintains indent processing between internal departments. Depends on indent request the goods are issued to particular internal departments by authorized stores department person.