1) The document discusses the importance of organizational structure in hotels, including ensuring proper authority, responsibility, job descriptions, and operational workflow. 2) It provides examples of organizational structures for small and large hotels, including traditional approaches that separate roles like board, general manager, department heads, and staff as well as functional approaches that separate departments like rooms, food and beverage, marketing, and engineering. 3) Common hotel departments are identified as rooms, food and beverage, marketing and sales, human resources, finance and accounting, and engineering, with descriptions of their main responsibilities.