Whether you're hiking, fishing, kayaking, cross-country skiing, or taking a mountain bike ride in the backcountry, a GPS receiver can help you reach your destination and return safely—but only if you know how to use it! This is the most complete, easy-to-use GPS book available, is your guide to getting the most out of a receiver, from basic consumer advice to advanced techniques. Starting with essential definitions such as UTM coordinate systems, position formats, and map datums, and moving on to creating "waypoints", and using your GPS with a computer, long-time GPS instructor Stephen W. Hinch breaks down the jargon and teaches you what you really need to know. Includes illustrative screenshots using current popular receivers.