Crime, fraud, bad management, or stupidity, either way it seems some advertisers are getting screwed by facebook.
Questions mount as Facebook advertisers lose to clickbots
Facebook 'Investigating' Claims That 80% of Ad Clicks Come From Bots
Limited Run And Facebook Ads: Do Bots Run The Show?
83 Million Facebook Accounts Are Fake
What is evident, however, is that these issues all favor facebook's bottom line and screw the advertisers. Gee, shouldn't that raise some suspicion with law enforcement agencies? Just askin'