This document provides an introduction to retail, including definitions of retail, the functions of retailers, and the evolution of retail in India. It defines retail as the sale of goods and services to the ultimate consumer. Retailers serve to provide goods to consumers through creating time, place, and ownership utilities. Major types of retailers discussed include general merchandise retailers like supermarkets and department stores, specialty stores, and shopping malls. The document traces the evolution of retail in India from traditional haats and mandis to the establishment of large public distribution systems and cooperative retail networks post-independence.