AlphaTweeters “sell out” for free cars?: How to save social marketing from spamhttp://www.thinksketchdesign.com/2009/04/09/web/media/alphatweeters-sell-out-for-free-cars-how-to-save-social-marketing-from-spam by thinksketch • 17 years ago 2 0 17 years agoTHthinksketchdesign.com