Tony Hawk's Underground 2 - Cheat Mode

Stud Mode: Level 1
Perfect Rail: Level 2
Always Special: Level 3
Manual Balance: Level 4
Moon Physics: Level 5

Easy Points:
The best way to get points is to enable the 'Moon Physics' cheat.

Wrong Dialogue:
In the first level in Boston, when you talk to the Roller Blader for the third time he says' Manual the Small Road' instead of 'Tiny Road'.

Bonus characters:
Go to "Mini Games" then select the "Tennis Shooter" game. You must complete the following levels in Tennis shooter
to unlock the corresponding character. Note: To unlock the skaters in arcade mode, complete the "Tennis Shooter"
mini-game in story mode at least one time.

Bam Margera: Level 20
Big Foot: Level 40
Bob Burnquist: Level 10
Chad Muska: Level 30
Eric Koston: Level 15
Eric Sparrow: Level 39
Mike Vallely: Level 35
Rodney Mullen: Level 25
Tony Hawk: Level 5
Wee-Bones: Level 41