It wont work anymore what you did back then was called "link wheels" what google is looking for now is good quality content on your site or sites. If the content is good then it will get shared and liked giving your site somewhat of a viral effect thus giving you traffic. Social engagement(comments on your site) plays a part with your website as well. I found a link that I think you might be interested in reading:
Oh No Google Is Punishing Me!
hope this helps..