Google has made several changes in their algorithmic changes this year. The reason for this is because search marketers mastered Google’s (and others) algorithms and began pumping the web full of dead webpages with links and keywords created specifically to manipulate Google’s algorithms. The results of Google’s new algorithm changes is the death of these old tactics, and are no longer helpful. See the full article here: http://heygotomarketing.com/blog/2013/10/07/seo-social-media-success/
http://heygotomarketing.com/blog/2013/10/07/seo-social-media-success/