You are solely responsible for the car key during your Getaround trip. You are also responsible for returning the car key in the sun visor organizer or wherever the owner designates in their pickup instructions when you return the car.
If you lose or misplace a Getaround car key during your trip, you will be solely responsible for the costs of replacing the key. This includes the key replacement, servicing, programming, and any/all associated costs in addition to a $100 service fee.