Business-to-business (B2B) describes commerce transactions between businesses, such as between a manufacturer and a wholesaler, or between a wholesaler and a retailer. Contrasting terms are business-to-consumer (B2C) and business-to-government (B2G). The volume of B2B transactions's much higher than the volume of B2C transactions. The primary reason for this's that in a typical supply chain there'll be many B2B transactions involving subcomponent or raw materials, and only one B2C transaction, s… (More on Business-to-business)