Unnatural links have been “Red Hot” in Google’s eyes for quite some time already. Just last month, Google updated its ‘Link schemes’ document‘ which is meant to penalize guest posting done in large scale, advertising where payment is received, and optimized anchor texts in Press Releases. It surely is troublesome to sift through your links and manually check which of your links are natural or not.
Let’s get things straight – there is such as thing as Negative SEO. It exists. It works (on some websites). It happens. And it’s been happening more since the latest Penguin Update. Now, Google has just stated the ‘solution’ against Negative SEO.