Is Groupon even still a thing?
http://www.sitepoint.com/community/t/cloning-an-application/86972/3?u=mittineague
http://www.sitepoint.com/community/t/free-groupon-clone-script/7618?u=mittineague
http://www.sitepoint.com/community/t/groupon-clone-which-is-the-best/7153?u=mittineague
http://www.sitepoint.com/community/t/reliable-proven-groupon-like-script/74612?u=mittineague