I'm assuming that this is the article you're talking about: http://blog.imranghory.org/facebook-ads-the-cheapest-traffic-youll-ever http://blog.imranghory.org/

I'm assuming that this is the article you're talking about: http://blog.imranghory.org/facebook-ads-the-cheapest-traffic-youll-ever http://blog.imranghory.org/facebook-ads-the-cheapest-traffic... Sounds like you have to decide which is more important to you: your startup or the veracity of your article. Facebook doing a case study on your startup could be great. If you're worried that it will look like your article was written dishonestly then you could always withdraw the article or give it a big fat disclaimer.