This document provides an introduction to the catering industry, including:
1. It defines the catering industry and identifies its key segments such as commercial, non-commercial, and military. It also describes the two main types of catering: on-premise and off-premise catering.
2. It discusses the various types of catering establishments including restaurants, transport catering, outdoor catering, retail store catering, club catering, welfare catering, industrial catering, and leisure-linked catering.
3. It explains that the catering industry has relationships with all other industries since food is essential to sustaining life and human productivity.