Make your way to the third level without spending any money. Now log on to the first Intex computer you find. You should have about 6000 credits. Buy nothing, then log off. It's important that no fire doors have been closed. Now do a complete circuit of the level. If you log back onto the same Intex computer, you'll find you have loads of money.

Select the two-player mode and switch the share credits option on. Then start the game. On the first level, go to the computer and log on. Instead of typing "PPEAB", which would advance you to level 10, type "PPPEAB" (note the 3 P's). When you now log off, you'll go straight to level 10. If you go straight to the computer (a few screens above where you start) and log on, you'll find that you have a staggering five million credits, which really helps!

Select the two-player mode and switch the Share Credits option on. Then start the game. On the first level, go to the Intex computer and log on. You can enter any of the following:

When you enter the last letter of the desired word you should hear a crunch sound. If you don't hear the sound press 'Return' and then enter the word or phrase again. Do this because none of the cheats have return in them, so the pointer will restart at the beginning.