This document discusses organizational buying and the business buying process. It defines organizational buying as the process by which formal organizations identify, evaluate, and choose products and services. There are differences between business and consumer markets - business markets involve transactions between businesses while consumer markets involve direct sales to individuals. The business buying process involves multiple participants and typically includes problem recognition, defining needs, searching for suppliers, soliciting proposals, selecting suppliers, ordering, and reviewing performance. Key participants in the buying center include initiators, users, influencers, deciders, approvers, buyers, and gatekeepers.