A backlink is a link from one website to another. Backlinks are important for SEO, because search engines use the quality and number of backlinks as an important ranking signal.

Getting more valuable backlinks to your site will almost certainly increase your rankings in Google. Backlinks play an important role in Google's original PageRank patent, using backlinks as the main indicator of quality. BREAK. There is a different between normal links and no-follow backlinks. If the site linking to your site adds the rel="nofollow" attribute, it's unlikely to be included in Google's judgement of your site.