shopper could keep a track of his purchased items and eliminate the duplication of work performed at physical Check-Out counters. Stores can benefit by moving their customers at faster rate and reduce installing heavy assets like Check-out counters & POS machines thus could make use of such space for better product visibility. We can save unnecessary paper wastage which goes into Invoice printing by saving e-copies in the handheld device and replication of the same to be saved in shops database.