This document discusses working capital management as it relates to materials. It outlines the importance of proper material control systems and procedures for procurement, storage, and inventory management. Key aspects covered include establishing requirements for coordination, purchasing, budgeting, storage, and reporting. The document then describes procedures for material procurement, receipt, inspection, and payment. It also outlines procedures for material issues, returns, and storage. Finally, it discusses inventory control methods like economic order quantity and just-in-time, as well as reviewing slow and non-moving inventory items.