We assume that most of you are already aware of the penalties associated with curtain types of backlinks and that is how you have been able to find us, but for those who are not, backlinks refer to the links that point to your website from another external domain. These backlinks used to help to rank your site higher for desired terms. Due to a lot of low quality SEO services a lot of spammy links were created over time. Google spam team had to fight back as more and more people learn how to reverse engineer its algorithms and rank sites quickly and economically.