They can even track employees' physical locations using the GPS feature on smartphones.

Evidence obtained as a result of using the GPS device played a key role in his conviction.

He can also get directions based on his location, using the GPS device attached to his scooter.

TfL says it is not because the smartphone using the GPS is not physically attached to the cars.

While I talked I kept my eye on a marker, a clump of unusually high sawgrass, that I'd set using the GPS.

Using the GPS on a connected smartphone, cyclists and runners will be able to see their speed, distance, and pace data on the watch.

These predatory louts are using the GPS data to back-track and locate the home addresses of cyclists, and then break-in to steal high-end bikes.

So, as long as I'm mindful of using the GPS, I shouldn't have any problem getting through this weekend without needing to plug it in.