Field help (SEAUTSTP) 

This field is not enabled for Sage Pay and is set to Order entry.

If Sage Exchange is the payment processor, you can select a method to process a credit card transaction .

     Select Order entry to authorize the credit card transaction from the payment card transaction function on the sales order.

     Select Post order to authorize the credit card transaction during shipment generation or during invoicing for direct orders.

Shipment generation is blocked if the authorization fails, and the card is not automatically validated until the order is verified.