Skip Introduction:
To bypass the introduction sequence, type P, P at the monitor adjustment screen. Then right-click on the title screen when it appears.

Easter Egg: Hidden Video:
Go to Dutton's Room and get a very close up shot of the television in there. Enter Kellyn for a snappy video.

Easter Egg: Spaced Out Screen Saver:
If you remain motionless long enough while playing, the game will activate a hidden screen saver.

Hint: Unlock Puzzle Practice Mode:
Clear the game to unlock an Open House saved game. If you load it, you can play any puzzle any number of times.

Skip Discs Cheat:
A the load screen (the one with the skull, type this case and space sensitive phrase: Roberto Dan R Zaphod B [Space]

After inputting the cheat, press the following to skip to a point in the game.
A - End of first disk
S - End of second disk
D - End of third disk
F - End of fourth disk
E - Go to the Olive In Stein riddle
G - Go to the Let's Make A Real Deal FMV