Have a FAN PAGE on Facebook? May have to pony up the GREEN back to get your post seen. Facebook’s EdgeRank algorithm hides your posts from 84% of your Page’s fans. Now Facebook wants you to pay for ads to make those posts visible. Welcome to Facebook’s new con. A while ago, Facebook stopped giving users a reverse-chronological view of their news feed by default, and replaced it with a list of stories hand-picked by their “EdgeRank” algorithm.