Excerpt: The Garmin GTU 10 is Garmin’s first significant entry into the live GPS tracking market. The small device pictured above can send its location to your computer or phone on demand. The possibilities are nearly endless. Got a wayward pet that likes to run off? Nervous about taking your young child to a big festival? How about that teenager just learning to drive? Or perhaps you’re a builder leaving expensive equipment on a construction site. I think you get the idea.