We all know that Do-follow backlinks help your website get the higher ranks in searches. There are many ways you can get free backlinks. Using commentluv commenting system is one of them which is quite effective.
CommentLuv is a WordPress plugin. There are many blog commenting systems, like, Discus, Facebook, Google plus, Blogger, WordPress, Joomla and many others. Not all comment systems allow you to insert do-follow links. Commentluv allows users to insert their do-follow backlinks.