Could be this: > Facebook’s efforts to fix its reputation with Madison Avenue may fall short of the demands from some ad buyers. > .... > One way Facebook co

Could be this: > Facebook’s efforts to fix its reputation with Madison Avenue may fall short of the demands from some ad buyers. > .... > One way Facebook could calm frustrated ad buyers would be to undergo an audit via the Media Rating Council, the media industry’s independent research watchdog. The ad buyers might have suspected something fishy and started pushing back.