Get Faster - click "Road Racing," then "Tech Tips," to "Physics of Racing"
NASA HPDE Guide
Bump Steer - click "Tech Tips from Longacre" for a wealth of information
Bay Area Miata Outlaws
San Francisco Region SCCA/Road Racing - including motel suggestions for Laguna Seca, Thunderhill and Infineon
Low Performance Driving School - Feel like High Performance Driving might not be for you? --then check out this link!
West Coast Z Racer