The document discusses organizational structures and communication within organizations. It begins by defining organizational structure and how it determines how people work together and achieve goals. It then discusses 11 principles of organization including objectives, division of work, authority, and communication. It also discusses types of departmentalization including functional, product, customer, and geographic. It provides examples of centralized, decentralized, and hybrid organizational structures. In the end, it tells a story of an entrepreneur who started an Indian courier company that employs deaf individuals.