Old key fobs may look useless, but they can actually be worth good money. If you're an individual who found the old car key box at the dealership, or an automotive pro getting rid of excess inventory, you can sell your key fobs to We Buy Key Fobs for cash.

The Security Risk Services like KeyMe pose several security risks. Anyone who has brief access to your keys — like your friends, car valets, mechanics, thieves and more — can take them to a kiosk and copy them. If you've saved keys to the KeyMe app and sent codes to friends, they could easily share that code.

Unless your car key has a tracker installed (which is rare out of the factory) or had a separate one attached, there's no way of tracking them.

Mikiz is a revolutionary app that allows you to easily duplicate keys from the comfort of your home.