.In group buying, shopping groups can be made up of acquaintances and friends who arrange to shop together online, or also by unknown users who are happy to give advice and make recommendations, sometimes for a corresponding cost. Group-buying is intended to promote the joy of shopping, to make buying an experience and to consolidate the purchase decision through the opinions of friends. It is like several people shopping in stores and advising each other on their fashion choices.
Group-buying can also be considered as power-shopping, which involves reducing the price of goods and products by ordering a larger quantity. Websites for group-buying include groupon.com. vente-privee.com and mashable.com.