SAP MM: SAP Material Management deals with the procurement of the materials and managing the inventory in day-to-day business operations. SAP MM contains sub activities like purchasing, material storage, inventory management, goods receipt generation and invoice receipt generation.

SAP MM is one of the important and interesting module to go through.

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Outline Agreement is a long-term agreement between the purchasing organization and Vendor.
Outline Agreement types:
1. Contracts:
Types:
Value Contract
Quantity Contracts

2. Scheduling Agreement