This easy-to-use guide, written by experience mountain leader and navigation trainer, Clive Thomas, uses non-technical language to introduce you to choosing and using a GPS receiver to enhance leisure walking and make it safer. It includes everything you need to know, with expert tips, reliable advice, valuable information, and practical guidance. Using the basic entry-level Garmin eTrex GPS device, the guide includes:How a GPS functionsHow to navigate using GPSIts practical uses when walkingUsing a GPS with a PCUsing a GPS with Crimson Publishing Pathfinder WalksThe use of a digital map productsMap readingUseful websites and answers to FAQGeocaching