Pay with a Tweet is a social media marketing system that lets content creators give away access to their content in exchange for a promotional message in form of a tweet on Twitter

Twitter

Twitter is an online social networking and microblogging service that enables its users to send and read text-based posts of up to 140 characters, informally known as "tweets".Twitter was created in March 2006 by Jack Dorsey and launched that July...

 or a wall post on Facebook

Facebook

Facebook is a social networking service and website launched in February 2004, operated and privately owned by Facebook, Inc. , Facebook has more than 800 million active users. Users must register before using the site, after which they may create a personal profile, add other users as...

. It was founded by the advertising creative team Leif Abraham and Christian Behrendt, aka Innovative Thunder, and debuted in June, 2010 with the release of their book "OH MY GOD WHAT HAPPENED AND WHAT SHOULD I DO?" that people were able to download for free, if they would "pay with a Tweet."