Facebook introduced restrictions in early 2014 on the dating industry that required all companies, no matter the size, to be pre-approved. The move was an effort to crack down on advertisers posting content deemed too adult or just inappropriate.
Facebook Inc. (FB) Releases News Feed Values In Defense Against Bias Charges
Man confesses to brutal murder of 12-year-old girl - Facebook Argentina
some articles about "Facebook under fresh fire for research practices"
Facebook uses GPS, location services to suggest new "friends"
Big Dating Sites using dirty tricks at Facebook Ads?
Facebook In Argentina Fined Over Fake Profiles