You can use them to buy items in your Mascot D.E.N.
HOW TO CREATE YOUR VERY OWN DREAM CAR:
1. Click on "Body," "Wings," and "Tires" to design the exterior of your dream car.
2. Click on "Engine," "Tire Pressure," and "Weight Distribution" to control how your car will run.
3. Click on "Read Report" to learn how your dream car will hold up under real driving conditions.
4. Click the "Print" button if you'd like to print out a copy of your crew chief report.