Tue, May 13, 2013: Tesco, one of the largest retailers in the world introducing its new co-buying site for wine in the U.K. The concept of co-buys is the more people who buy, the better the price becomes for everyone. However, the co-buys only last a short time and stock is limited too. Besides, a member may get a product for free when he or she introduces most people to join the site.
