Back Links from Social Networks
Matt Cutts explains and agrees that the pointing links from social networking websites like Face book, Twitter will definitely boost the SEO ranking. Matt also explains that the quality of back link is counted more than the quantity of back links. Matt Cutts confirms and elaborate in his video. After a long period studies by web search quality team of Google, they have decided to count the signal of back links from social networking site pages, individual tweets, face book sharing, personal profile pages etc. In the interactive video published in Google webmaster answers, Matt also recommend quality links than the quantity of back links.