Search Engine Watch
Danny Sullivan's Search Engine Reports are a "must have" for all web designers. Most visitors to Search Engine Watch fall into one of two groups: (1) webmasters, web marketers and others involved with creating and promoting websites, and (2) search engine users, everyone from researchers, librarians and general web surfers who want to how to find things better using search engines.

I-Search
I-Search Digest is a free twice-weekly email discussion list started in February of 1998. Over 7,000 subscribers discuss search engine optimization and directory enhancement techniques. Detailed discussions frequently cover spiders, directories, the newly popular pay-per-click search engines, international search engines, and industry-specific (or specialized) search engines and directories.

Grantastic Designs
Grantastic Designs' tips section contains information on search engine optimization, directory enhancement, web copywriting, graphic design, HTML coding web site submission and web site design. The web site also contains a glossary of web site design and graphic design terms.

About.com
Web search secrets, strategies and search tips, with hundreds of annotated links to exceptional web search sites and weekly search articles. Also contains valuable information on search engine and directory submission, meta-tag tips, and search engine optimization.