Learn how new Google search engine algorithm will negatively impact your rankings due to low quality links. Google just introduced new Webmaster Tool - Disavow Links which may help you to clean up your webpages from low quality, spammy links.
This is the biggest and the most significant Google's announcement after SEO link-building Penguin Update ever. Watch Matt Cutts of Goggle comments below:
Matt Cutts on Google Disavow Links Tool
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