Use the Facebook Group function to find niches. The video shows how to create an account at Facebook. If you know some of the basics, the first few minutes are not really interesting. Next the video delves into how to find groups and exploitable niches in Facebook. The power of Facebook lies in Groups. Than it shows you how to create your own group. If you know all these things, than it is useless for you. However, if you are new to social media marketing, it is a good "how-to-video" on Facebook group.