In the physical implementation depicted in Figure the payment order and the RA were sent together through the banking system. We also described an option of sending the RA directly to the vendor. Which is better? Discussfully.

COMPUTER CASH DISBURSEMENTS VAN Each day P-1 Translate from ED and record incoming invoices Enterprise database Display proposed payments Display of proposed payments Compare incomingP-2 M-2 BT Select payment, calculate batch invoices to PO and totals data and record accounts payable and GL data Enter payment data AP clerk would hande any exception:s Prepare payment order and RA, update AP and GL data for payment, display payment totals Payment J P-5 totals Translate payment order and RA to EDI format Exception routine not shown M-3 M-4 VAN