The document discusses different types of internal trade in India. It defines internal trade as trading within a country's borders. The main types of internal trade discussed are wholesale trade, retail trade, and different categories under each. Wholesale trade refers to large quantity buying and selling for resale. Retailers buy in small quantities from wholesalers and sell directly to consumers. Retail is further divided into itinerant retailers without fixed locations, and small and large scale fixed shops. The roles and services provided by wholesalers, retailers, and different categories are also summarized.