This document discusses organizational communication and defines it as the exchange of information that allows a company to function efficiently. It covers the reasons why communication is important within an organization such as gaining compliance, problem solving, and conflict management. The document also describes different types of organizational communication including formal vs informal, vertical/lateral/diagonal, and internal vs externally directed communication. Formal communication uses authorized channels to flow between positions while informal communication uses more relaxed channels. The challenges and opportunities around informal communication channels are also discussed.