The second volume in the series, MRO Inventory and Purchasing, shows the reader how to develop an inventory and purchasing program for MRO spares and supplies as part of an overall strategy. Specifically, the text focuses on the importance of a well organized storage location and part inventory numbering system detailing to the reader the most effective ways to accomplish this goal. The receiving and parts issues disciplines are discussed in detail with a focus on the value proposition for spare parts controls and justification of storeroom overhead. In addition, the appendixes provide examples of parts and detail storage conditions that can be utilized in developing or refining an inventory storage location.