This document provides a user manual for production planning in SAP. It begins with an introduction to how master and transactional data are used in SAP's PP module. It then details how to set up various master data elements like materials, bills of material, work centers, and routings. It explains how to create planned independent requirements to provide input for production planning. Finally, it discusses running the MRP process, which converts requirements into planned supply elements like planned production orders to balance demand and supply. The document provides step-by-step instructions for configuring and using key production planning functions in SAP.