This document discusses research on customer buying behavior and satisfaction levels at Big Bazaar and DMart hypermarkets in India. It provides background on the changing retail landscape in India with the rise of department stores, hypermarkets, malls, and branded outlets. The study aims to understand current customer tastes, needs, and preferences when shopping at these modern retail formats. It outlines the research methodology, including primary data collection through customer and retailer surveys in four cities in Western Maharashtra, as well as secondary data collection from sources like books, journals, newspapers and the internet. The sample size of the study is 500 customers equally distributed across the four cities.