Supply Chain Management: The coordination and management of the flow of goods, services, information, and finances from the point of origin to the point of consumption, with the aim of meeting customer requirements and optimizing overall system efficiency.
Vendor Selection: The process of evaluating and choosing suppliers or vendors based on various criteria, such as price, quality, delivery, and reliability, to ensure the best fit for the organization's needs.
Purchasing: The act of acquiring goods or services by paying a price or other consideration, typically through a formal process involving the identification of requirements, sourcing, negotiation, and contract management.