- Vehicle System 1 (Different driving behavior).
- Vehicle System 2 (Different vehicle types like sedans, SUVs, pickups, off-roaders, vans, transporters, trucks, military vehicles).
- Vehicle system 3 (Player character interaction with vehicles 1 - Owner system -> vehicle keys - unlocking / locking vehicles).
- Vehicle system 4 (player character interaction with vehicles 2 - boarding / alighting - driver + passenger).
- Vehicle garage (parking / unparking vehicles).