System: Sari-Sari Store Sytem

Requirement Assumption:

• The store lady accept sales order and receive payments from customers. All customers should be stored in the database.

• The store assistant make an inventory of the stock in store and all depleted stocks (10% of the maximum level) should be reordered.

• The store assistant receive delivery of stocks purchased from suppliers and update the stock balance. All information of suppliers and their stock prices are stored in the database.

Additional Assumption:

• The store lady will generate sales reports.

• The store lady will issue order receipt to its customers.

• Store assistant will generated purchase and inventory reports

Context Model

Level 0. Registration Process