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Link schemes

Any links intended to manipulate PageRank or a site's ranking in Google search results may be considered part of a link scheme and a violation of Google's ...

Use rel="nofollow" for specific links

"Nofollow" provides a way for webmasters to tell search engines "Don't follow links on this page" or "Don't follow this specific link." Originally, the nofollow attri.

Disavow backlinks

PageRank is Google's opinion of the importance of a page based on the incoming links from other sites. (PageRank is an important signal, but it's one of more ...

Sitelinks

The links shown below some of Google's search results, called sitelinks, are meant to help users navigate your site. Our systems analyze the link structure of ...

Links to Your Site

To find a sampling of links to any site, you can perform a Google search using the link: operator. For instance, [link:www.google.com] will list a selection of the ...

Unnatural links from your site

Matt Cutts and Sandy discuss the "Unnatural links from your site" manual action. If you see this message on the.

Report spam, paid links, or malware

If you find information in Google's search results that you believe result from spam, paid links or malware, here's how you can help. Spam If the site is spam, tell ...

Use hreflang for language and regional URLs

HTML link element in header. In the HTML <head> section of http://www.example .com/, add a link element pointing to the Spanish version of that webpage at ...

Use canonical URLs

This article describes how you can use canonical URLs to improve link and ranking signals for content available through multiple URL structures or via ...

Official Google Webmaster Central Blog: A reminder about selling links that ...

Webmaster level: all. Google has said for years that selling links that pass PageRank violates our quality guidelines. We continue to reiterate that guidance  ...