KDD field is concerned with the development of methods and techniques for making raw data into useful information. Real world practical application issues are also outlined. The basic assumption in predicting financial markets is that it is not possible. This is consistent with remarks many financial professionals have made. In this survey, lot of information from the customer and vendors of shopping mall is collected. Vendors are needed to extract the required combination of customers. To find out the solution of this automatic research application to improve the business strategy is undertaken. This paper highlights the concepts, review the status and limitations.