Using this Trainer:
Launch the trainer first, then launch the Game and then Press F1 at the Main Menu.
Listen for "Activated".
Press desired option key
Options in Promo:
Numpad 4: Unlimited Ammo
Options:
Numpad 1: Unlimited Health
Numpad 2: Unlimited Stamina
Numpad 3: Unlimited Power
Numpad 4: Unlimited Ammo
Numpad 5: No Reload
Numpad 6: Mega Cash
Notes:
Numpad 1: Unlimited Health - toggle on and most things cannot kill you.
Numpad 2: Unlimited Stamina - toggle on and your stamina bar will not run out.
Numpad 3: Unlimited Power - toggle on and your power bar will not run out.
Numpad 4: Unlimited Ammo - toggle on and many weapon ammo will be large when you fire the weapon or when you reload.
Numpad 5: No Reload - toggle on and many weapons will not need to be reloaded when firing.
Numpad 6: Mega Cash - toggle on and look at your cash amount in the inventory. If you cash is a negative value, toggle this back off and look again. This gives you plenty of money.