One user reports a 1,000 percent increase in interaction after paying to promote a post. [q] Facebook is working to set the record straight following a report suggesting that the site is gaming its News Feed so that people who pay to promote their posts will get more interaction from users than those who don't.

Facebook issued a statement Monday, a day after a report in The New York Times took a critical look at the way the "follow" feature works on the social network. In a New York Times blog post Sunday, columnist Nick Bilton explained how the number of people liking and resharing links he posts has dropped dramatically since Facebook first launched following.[/q]
 Facebook does damage control after claims of rigged News Feed - IT World