A new breed of `` group buying '' Web sites offers discounts by gathering mass purchases . The site offers one deal per day in the cities it covers , and the number of cities in the network is growing fast . The market leader , Groupon , traces its origins back to 2008 . It is a site that allows users to buy small amounts of goods and services for the price they want. The more users a site gains , the more leverage it has to score discounts .
A new breed of `` group buying '' Web sites offers discounts by gathering mass purchases . The market leader , Groupon , traces its origins back to 2008 . It is a site that allows users to buy small amounts of goods and services for the price they want. The more users a site gains , the more leverage it has to score discounts .