If you purchased from the official website (not Steam) and lost the email, do not panic.
The serial key for City Car Driving is required to: serial key for city car driving
City Car Driving is a living project. The developers frequently release updates to improve car physics, add new cars, fix bugs, and optimize the simulation for newer hardware. Pirated versions and unauthorized keys generally do not have access to these updates. If you purchased from the official website (not