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Introduction to GPS Technology and Devices

By Fred Zahradnik, About.com Guide to GPS

These articles will help you understand how GPS works, and guide you as you determine which GPS device will best suit your needs. Once you've made your purchase, they'll also help you set up and operate your GPS.

  1. Before You Buy a GPS
  2. Comparison Charts and Overviews
  3. Making the Most of Your GPS

Before You Buy a GPS

This section will help you determine which type of GPS is right for you, and what features you'll need.

Comparison Charts and Overviews

These articles will help you narrow down your choices.

Making the Most of Your GPS

Once you've purchased your GPS, learn how to use it to best serve your needs.

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