The document outlines the significance and functions of tour operations within the tourism industry, highlighting the diverse roles of tour operators as wholesalers, agents, and promoters, while also discussing the growing demand for personalized travel services. It further elaborates on various types of tours, including independent, escorted, hosted, and incentive tours, emphasizing the need for tour operators to adapt to changing tourist preferences and market dynamics. Lastly, it distinguishes between tour operators and travel agents, explaining their respective roles in the marketing and provision of travel services.