What is being done to detect and remove results from larger sites when they don’t have unique content that is relevant to a query (e.g. yelp.com results with no reviews, Facebook “business” pages that weren’t actually created by the business)?
Report spam: https://www.google.com/webmasters/tools/spamreport?hl=en&pli=1
Have a question? Ask it in our Webmaster Help Forum: http://groups.google.com/a/googleproductforums.com/forum/#!forum/webmasters
Want your question to be answered on a video like this? Follow us on Twitter and look for an announcement when we take new questions: http://twitter.com/googlewmc
More videos: http://www.youtube.com/GoogleWebmasterHelp
Webmaster Central Blog: http://googlewebmastercentral.blogspot.com/
Webmaster Central: http://www.google.com/webmasters/