Big Dating Sites using dirty tricks at Facebook Ads?

I never see ads because I use Firefox with AdBlock Plus addon, but I just read this article at Global Dating Insights: "Big Dating Sites Broke Facebook Ad Rules Smaller Sites Were Banned For"
http://www.globaldatinginsights.com/11062014-big-dating-sites-broke-facebook-ad-rules-smaller-sites-banned/

Please see also:
Facebook helping to clean up Online Dating Industry.
http://onlinedatingsoundbarrier.blogspot.com.ar/2014/06/facebook-helping-to-clean-up-online.html


Do you remember the article A 'Crisis' in Online Ads: One-Third of Traffic Is Bogus ? It was published recently at Wall Street Journal.
In Latin American countries it is customary to use the Mozilla Firefox  internet browser with AdBlock Plus addon, so persons never see ads!