This document discusses distribution management and marketing channels. It provides information on direct and indirect marketing channels as well as one, two, and three level channels. It discusses the importance of marketing channels for market access, strategic distribution, customer reach, competitive advantage and more. An example is provided of how companies like Amazon and Apple leverage various channels for optimized distribution and market impact. The document also covers strategic flows in marketing channels, the functions and benefits of intermediaries, channel and ancillary structures, and behavioral processes in marketing channels.