SAP MM (Material Management) is the module that supports the procurement activities in an organization right from the planning and purchasing to inventory management and quality control. This module has several features and functionalities that are fully integrated with the other important modules like Finance and Control, Sales and Distribution, Production Planning etc. The procurement process consists of a chain of events that take place in order. Starting from the creation of a Purchase Requisition (PR), it moves to the authorization of PR and creation of a Purchase Order (PO). Subsequently, the Goods Receipt is generated on receipt of the goods ordered, Invoice Verification takes place and the Quality Control activities are set in motion. Thereafter, the payment is sent to the vendors for their goods /services.