The chapter discusses how purchasing plays a crucial role in getting the right price for materials, which is key for an organization's profitability. Strategies like price analysis, research, bidding, and negotiation are used to ensure fair prices. A two-step bidding process and negotiation tactics are common practices. The Purchasing Chessboard outlines 4 strategies and 16 levers for dynamic purchasing policies. Centralizing purchasing can bring benefits, but decentralization may be useful in certain situations.