Google uses data / information / links from social sites like Twitter facebook to show a site in natural search engine ranking.
In a recent video, Matt Cutts confirms that Google uses social signals (you can consider links or tweets or mentions) in their algorithms, mostly used in the real time search index but they are thinking how they canĀ expand it more into other areas of search, including web search.
Matt Cutts warns that you should not just go out and get tons of follower because it won’t help you rank well. What will help is getting followers that have good reputation. Search Engine Optimization company for Social Media Optimization
Here is a question arises as described by the SEO consultant “Mr. Bikram Choudhury” – How to know which user has good reputation or not ? Also how Google or Yahoo uses Twitter APIs or FaceBook APIs to know the “Mentions in Facebook” and “Tweets in Twitter”.
A very good article written by Danny Sulivan can be found here :
http://searchengineland.com/what-social-signals-do-google-bing-really-count-55389
