Various cheats
     To  use  the cheat codes, you must first enable the console. Edit
your  "\My  Documents\18  WoS Pedal to the Metal\config.cfg" file with
Notepad. Change the line:

uset g_console "0" 

to 

uset g_console "1" 

     While  playing,  press  [~] (tilde) to being up the console, then
type any of the following cheats:

Cheat code:             Result:
cheat all               All Drivers, Dealers, +$600k
cheat money             Get $100k
cheat drivers           All Free Drivers
cheat dealers           All Truck Dealers
cheat star              Prestige Updated by 10