The document provides an introduction to retailing. It defines retailing as the distribution of consumer products from producers to ultimate consumers through retailers. Retailing has evolved over time from small kirana stores to large supermarket and hypermarket formats. The evolution of retailing in India has been driven by factors like increasing incomes, changing consumer preferences, and infrastructure development. Retailing plays an important role in the marketing system by acting as an intermediary between producers and consumers. It provides various services like maintaining inventory, promoting and selling goods to consumers on behalf of producers.