: Click the "Activate" button to unlock the full features of the simulator. Exchanging for a Steam Key
If you purchased the game directly from the City Car Driving website and cannot find your email, you can contact their support team. You will need to provide proof of purchase (such as a PayPal receipt or credit card statement showing the transaction). They are generally responsive in helping users recover their bought-and-paid-for keys. City Car Driving Serial Number Home Edition