Very important time saving advise! There are some articles in SearchEngineWatch.com that may be helpful.
See: http://www.searchenginewatch.com/facts/
There are articles on Search Engine Math, Power Searching For Anyone, Search Assistance Features, Search Toolbars & Utilities, and Boolean Searching.

Hope you all find what you are looking for!!

DiscountASP.NET - http://www.DiscountASP.NET
Experience the Power of ASP.NET for Less
- ASP.NET 2.0 Beta 2 Hosting