SAP Sales and Distribution is an important module of SAP ERP consisting of business processes required for selling, shipping, and billing a product. Key sub-modules of SAP SD are Customer and Vendor Master Data, Sales, Delivery, Billing, Pricing, and Credit Management. S4HANA SD is one of the worth noting modules of SAP ERP. It encloses all the information regarding customers and services. In an organization, it deals with shipping, selling, and transportation of goods and services.