Boost in a speed class car and drive dangerously until your boost bar is empty then it will automatically refull your boost bar which is called a burnout.
first you get a speed car nothing else just...
Hold down accelerate and left. Does not work in cars with front wheel drive (many of the Japanese ones).
Really annoyed because I wrote a great long detailed answer but it didn't save.
Depends what car you're in. You CAN'T do Donuts in the Nakamure SI-7 or the Racing edition because it is front wheel drive.
However, in most cars (and bikes) you simply hold down accelerate and...
Burnout Revenge isn't a Need for Speed game. It's a Burnout game. And Burnout Paradise is much better. Revenge is great, but Paradise is a much bigger game with a open world instead of just tracks....