I just came across this article on AdAge, highlighting a recent youtube video from Veritasium. It's a nine minute video, but totally worth your time. As we delve deeper into the social media game, we are discovering what's really working and what is just "paid" likes with no engagement. You may be thinking twice before paying Facebook for fans.
There are many different facts cited, one I found interesting is, "The US Department of State spent $630,000 to acquire 2 million page likes and then realized only 2% were engaged. http://wapo.st/1glcyZo"