This is the website Freelance SEO Consultant Mark Walters provides SEO services for local and small businesses.
On this site you will find execellent description and tutorials.
Also on SEO actions also on the 15th of each month, he asks subscribers to submit SEO related questions. He then choose the 10 best questions, write answers to each of them, and email all 10 questions and answers to all subscribers. So, if you have specific questions about SEO, or just want to read answers to other questions, subscribe now.