Locate this perfect teaching guide to GPS, and master GPS receivers and software. Technology guru Rick Broida, who has written many best-selling books in the How to Do Everything series, maps out the guts of GPS in a friendly, helpful way that shows you how to get the most from this new technology. Master GPS receivers and software, use GPS in cars, PDAs, and laptops, and even go GPS golfing or try geocaching, the new game featuring GPS.