What is black hat seo..?

[paulsimmons]

This is my first post, I was about to answer the above question but viewing those spam posts. I have question is there any moderator here? Have I joined the right forum?

[RafaelHarp]

Black hat SEO is a type of SEO, it uses techniques that Google doesn't like, it includes Hidden Content, Meta Keyword Stuffing, Meta Keywords, Doorway or Gateway Pages, Link Farming.