This document provides an introduction, objectives, and methodology for a study on customer buying behavior and satisfaction levels at Big Bazaar hypermarkets in Vishakhapatnam, India. The study aims to understand customer preferences as they have changed over time, determine Big Bazaar's current market status, identify competitors, and gauge customer satisfaction levels. The research methodology involves a survey of 100 customers using a questionnaire to collect primary data, as well as secondary data. The limitations include a short time frame, limited geographic scope to Vishakhapatnam, and potential response bias.