As we might know, we can launch PPC campaigns out of search engines, so we could run a PPC campaign in Facebook for instance. The main advantage of Facebook is that right now is still one of the biggest social media platforms. Moreover, with Facebook we are able to target our audience in a more detailed way. In order to invest and run a Facebook ads campaign, we should have a clear idea of our target and our CPA goal since, in order to invest in this platform is recommended to have an important budget to invest. So once, we know our audience and our CPA goal, how and where do we start?