Abstract: Methods and systems for barcode enabled coupon search, retrieval, presentation, and redemption via telecommunications devices. One system includes using a mobile phone camera to scan product barcodes and retrieve a matching coupon. The system further includes a coupon server that supplies coupon matching bar coder search request, along with supplying and displaying competing sponsor coupons alongside user's primary product coupon. The system further includes the presentation and redemption of said coupon on mobile devices. The system further includes real-time sharing of barcode retrieved coupons with users friends on internet Websites. Finally, the system includes the production of data analytics to predict user shopping habits.

Abstract: The present invention offers a comprehensive distribution system for tax credits and property rental and purchase, that allows corporate, institutional, and individual investors to compete for the purchase of tax credits attached to real estate offered by the issuer, by facilitating tax credit trading into specialized markets, and allows prospective renters and purchasers to search through available single family and multi-family dwellings, and do business with the seller/owner.