The Number One Mistake People Make with Facebook Ads www.socialmediatoday.com/marketing/number-one-mistake-people-make-facebook-ads?utm_content=buffer0f189&utm_medium=social&utm_source=twitter.com&utm_campaign=buffer "Facebook ads don't work". You'll hear this criticism pretty regularly in social media circles. "Facebook's stealing our reach and forcing us to pay for ads", "Facebook paid ads don't deliver great results". I read these criticisms and I find it a little surprising.