On the other hand, Facebook auctions has bewildered many advertisers to date. It looks similar to Google adwords on the surface, but the actual execution of campaign proves otherwise. Since its conception, Facebook ads platform has undergone numerous changes and remains a mystery for most advertisers. Yet, there are those that have cracked the code to Facebook ads and making huge bucks from it. Here, we start from the basics and attempt to understand each piece of the Facebook ads auction by juxtaposing it with Google adwords auction.