There are many pitfalls in making websites and one of them is the belief that you can pay somebody (or something – as it tends to be software that does generic SEO) to improve your visibility in search engines.
In theory this is possible, but in reality it almost never happens as the techniques that are used can in fact have the reverse effect and end up getting yo blacklisted from search engines – an almost impossible situation to rectify.
TheNextWeb has a great brief article on the issue and I would really encourage you to read it!
Read it HERE