Usually, We think that there are only two types of SEO. One is Black Hat and other one is white Hat SEO. But it contains nine types. Dark Inky Black Hat SEO -A wicked guy,  typical squatter installing spy ware. Against the rule of Search Engine. Charcoal Hat SEO -Optimizing really unrelated pages for all kinds of query, but within the limits of legality. Dark Gray Hat SEO -This SEO is stealing c...