First enter in Configuration and Save configurations, thin you can run the exe file. Regarding game controls, press Enter to go/enter in the car and with arrow keys drive the car and control direction. If you hit people and other cars you get points. Includes many maps.
You need to join Rockstar mailing list and you will receive by email the download link to use for free this game and many others! You can subscribe to Rockstar mailing list on this page.