What is SAP MM? SAP MM (Materials Management) is a core SAP ERP module that helps businesses manage procurement, inventory, purchasing, vendor management, and material planning efficiently. This beginner\'s guide explains the key features, benefits, and business processes of SAP MM in simple terms. Whether you\'re a student, fresh graduate, or working professional, learning SAP MM can help you build valuable ERP skills and prepare for a rewarding career in supply chain management and SAP consulting.