You can also get Likes for your Facebook page, exchanges on Linkedin, +1 from Google Plus, Twitter follower or retwitt, YouTube views and much more.
The system is very simple: you visit some websites of others or watch videos on YouTube, and in this way you get credits that you can spend to receive visits, likes, etc. on your website, facebook page, etc.
You can also choose the target on which to focus
Share your Referral Link to the Social Networks and tell your friends