Hi there! 
I hope I am not repeating somebody elses suggestions too much:
I like making layouts for the tracks but the existing tarmac-Arenas are qiet small:
I am shure creating a bigger "parking lot" with a possibility for a
VERY LONG straight and a creative infield would be great.
Dandy

I hope I am not repeating somebody elses suggestions too much:
I like making layouts for the tracks but the existing tarmac-Arenas are qiet small:
I am shure creating a bigger "parking lot" with a possibility for a
VERY LONG straight and a creative infield would be great.

Dandy