Social Media Launches Post FTC Dot Com Disclosures By jchernov Period: Apr 1, 2000 to Jul 1, 2011 Disruptive Technologies Launched Post FTC Dot Com Disclosures May 1, 2000 Dot Com Disclosures May 1, 2003 LinkedIn Feb 1, 2004 Facebook Oct 1, 2004 Yelp Jul 1, 2006 Twitter Apr 1, 2007 Gowalla Jul 1, 2008 AppStore Oct 1, 2008 Android Market Mar 1, 2009 Foursquare Jun 1, 2009 Quora Oct 1, 2009 Endorsement/Testimonial Guides Apr 1, 2010 "Like" Button Mar 1, 2011 +1 Button Jun 1, 2011 Google+