I have tried to offer as much information as possible on this website about how to build a good affiliate business. However, there will always be things that, due to the scope of this site, I won't be able to cover. Or things that others simply have written better material about. For that reason I've included this page with good affiliate links.
Here you will find links to other websites about affiliate marketing, SEO, PPC advertising, and other subjects you might find useful.
ABestWeb: Affiliate Marketing Forum
Search Engine Optimization (SEO)
SEO Book: SEO training and resources