Ó 2002 Prentice Hall                                                                     2
Information Systems
for Business Transactions
Payment
Accounts
Payable
Receiving
Purchasing
Old Process
Supplier
Supplier
Goods
Invoice
Purchase
Order
Receiving
Documents
Copy
Of
Purchase
Order
New Process
Purchasing
Accounts
Payable
Receiving
Data-
base
Goods
Payment
Purchase Order