Google's Matt Cutts is the anti-spam man.

Google's Matt Cutts is the man I listen too as a young SEO to know where the line is between effective SEO and overzealous marketing techniques that can be penalized by Google. SEO Ohio builds links in order to ingrain it the network for the long term using white hat techniques and a broad understanding of the internet so you can sleep at night assured that your website will be even more effective tomorrow.