Thank you for purchasing and using Realistic Car Controller! Package contains all necessary scripts, models, and sound effects for ready to use in any personal / commercial project. However, you can't redistribute/resale/modify and resale/reskin and resale any asset in the project. Skyline, Driver Sofie, her animations, and her car model made by "3DMaesen". You can access 3DMaesen’s asset store from this link; http://u3d.as/2vg You don't have to give credits, but if you do I would be very grateful. I always would like to see your game in action with RCC. You will find detailed documentations in the "Documentation" folder also. Best Regards, Bugra