GM Onstar Users Can Rent Out Vehicles Via Relay Rides

GM is now allowing Onstar users to rent out their vehicles via its Relay Rides service:

http://www.greencarreports.com/news/1077800_onstar-lets-owners-rent-out-their-gm-cars-via-relay-rides

So if your car is doing nothing while sitting in the parking lot at your workplace, then you can rent it out even for a short period via Onstar.