Edit the "config.cfg" or "controls.def" file in the "\my documents\18 wos haulin\" folder and change the values of the following lines:
uset g_console "0"
uset g_developer "0"
to:
uset g_console "1"
uset g_developer "1"
Then, while in the game, press ~ and enter one of the following codes:
Display console commands: Tab
Add $500,000: cheat money
List game companies: cheat company
List game companies rating: cheat rating
Increase company rating: cheat rating [0-23]
Add one random driver to your company: cheat driver
Map/world editor: edit
Return to main menu: exit
Quit game: quit
Display operating system information: sys_info