In SAP SD module, following four main functionalities are provided
- Sales order processing
Sales order processing is responsible for creation, update, and persistence of the sales order documents. It triggers availability check and pricing calculations as well as delivery. - Delivery processing
Delivery processing creates delivery documents for a sales order document. It triggers shipment, monitors the delivery, and finally initiates billing. - Outbound shipment processing
Outbound delivery processing takes care of the transportation of the ordered products to the customer. - Billing
Billing creates and sends the customer invoice. It is closely integrated with the SAP ERP FIN application, where the received payments are tracked.
From the functional point of view the SAP SD process to be described is summarized in the following schema with integration other modules like APO, PP, MM, FICO;