KeyChain

In the Section of the phone is where all your active cars can be found. When you pull out a car or other form of transport you will be given a key to open it the key will be located in the second Button on the phone you can pass your key to a friend if they are with a close proximity to you.

You can also drop the key of your car this can be good for roleplay asking someone to get rid of their key or other reason.

You can hold more than one Key in one go you can hold several if needed.