The hospitality industry is a multibillion-dollar industry that depends on the availability of leisure time, disposable income, and complete customer satisfaction. There are four segments of the hospitality industry: Food and beverages, Travel and Tourism, lodging, and recreation.

A hospitality unit such as a restaurant, hotel, or an amusement park consists of units such as facility maintenance and direct operations (servers, housekeepers, porters, kitchen workers, bartenders, management, marketing, and human resources, etc.).