revenues and accounts. Since supply chain involves substantial interaction with firm and external processes, the structure of the general ledger accounts significantly influences the supply chain's ability to measure, monitor, and report cost related to delivering product or serving customer. The human resource module of the ERP systems tracks personnel profiles and their activity levels. Since most firms have a large number of individuals involved in supply chain operation (e.g., manufacturing, distribution, and purchasing) and often in different global environment, the ability to track pay scales and activity levels is critical to make effective supply chain personnel decisions.