Posted by Piyush On 1:50:00 AM
Links are play an important role in SEO. Links are increasing Page Rank and also site position in search engine. Google is very careful about link system. This contains any behavior that use links to your site or outgoing links from your site.

Here are list of link systems which can riskily and negative impact on a site’s ranking in search result:-
·         Buying or selling links that pass PageRank.
  •  Excessive link exchanges ("Link to me and I'll link to you") or partner pages completely for the sake of cross-linking(Reciprocal Link)
  •  Large-scale article marketing or guest posting campaigns with keyword-rich anchor text links
  • Using automated programs or services that make links for your site.

As well, creating links that were not editorially placed or vouched for by the site’s owner on a page, otherwise known as unnatural links, here are a few common facts of unnatural links that may interrupt Google search engine guidelines:
  • Text advertisements that pass Page Rank
  •  Advertorials or native advertising where payment is received for articles that include links that pass Page Rank.
  •  Links with optimized anchor text in articles or press releases distributed on other sites.
  •  Low-quality directory or bookmark site links.
  • Keyword-rich, hidden or low-quality links embedded in widgets that are distributed across various sites.
  • Widely distributed links in the footers or templates of various sites.
  • Forum comments with optimized links in the post or signature.