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By default 'follow' links. This means that when search engine crawlers find a link pointing to another domain, they track it and count it as a vote of trust going from one domain to another. This creates problems for ads that contain links, comments, and other types of links that are used solely for informational purposes or that point to untrustworthy content. When you add an advertising platform on your site, like adsense, you don't want the links in the ad to pass pagerank from your site to the advertiser. The same goes for links.
Yhat appear in the comments section. To solve this problem, search engines have agreed Lebanon Phone Number Data to use the nofollow attribute for links. This is just an attribute you can add to links to instruct search engine crawlers not to follow a specific link. Let me take the above example of HTML code for you to see again:bsite.com" rel="nofollowIntroducing the nofollow attribute solves the problem with ads, comments, and other links that webmasters want to add to their sites without having to pass value to.
Yther sites. Google Penalty Another action Google has taken to maintain the quality of their search results is to impose penalties on sites that attempt to tweak the algorithm by buying links, participating in link exchanges, or flooding websites with low-quality content (usually in article directories) for the sake of having links pointing to their site. Google has not only penalized websites that receive links but also websites that have placed links. If you want to learn more about Google penalties related to backlinks, read the.
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