Tesla's mobile app can turn on top speed limits from anywhere
 

If you're a little worried about handing over the keys to your Tesla to a valet, then you might be tempted to engage the car's "Valet Mode," which limits the speed of the car to 70MPH and tops out the power and acceleration to just 25 percent. But th...

https://www.engadget.com/2018/06/21/...ed-limit-mode/