Jan 7, 2013
Google knows if your participating in black hat linking aka. Link scheme
If you actually checked on the many SEO work done to your site over the years, back link building & link exchanges was almost as sure thing. Now in 2013 Google will be looking and removing listings from their search results if they participate in any form of link schemes. Read up on what Google details is a Link Scheme: http://www.patrickwagner.com/google-guidelines-link-schemes-how-to-avoid-participating-in-link-schemes/
