A lot of people think GPS dog trackers are mainly useful when their dogs are outside, but that's only part of the story. The reality is that most dogs spend the majority of their day indoors. For many households, that's easily 70% to 80% of their time. Because of that, indoor tracking accuracy ends up being way more important than people often realize. One issue that comes up with a lot of GPS dog trackers and wireless dog fence systems is GPS drift. Basically, GPS signals do