This document discusses the retail industry, including its history and evolution. It provides statistics showing that retail is the world's largest private industry, accounting for around 10% of GDP in most countries. The top retail sales countries are listed, with the US at $4 trillion annually. Retail is divided into organized and traditional formats. Organized retail includes stores like supermarkets, hypermarkets, and department stores. Key global and Indian retail players are also outlined. The document concludes with typical areas managed by information systems in retail, such as supply chain, inventory, and customer management.