Our free tools -

• Research Google - The ultimate search engine for digging up anything you need to know about Google. Searches over 160 of the best Google sites on the web.
• Simply Advanced Google Search - An simple but powerful tool that allows many of the more common webmaster queries with the click of a button.
• The Google Manual - An incomplete, but solid guide to using Google Search.

Recommended tools -

• SEO Book - We don’t bother covering SEO much here at Google Tutor because of this book. I’m not kidding, Aaron covers everything you’d ever need to know, no need to rehash it here, just get the book!