Level select
At the "Press Start" screen, press X(2), White(2), Y(2), White, X, Y, Y, X, White. If you entered the code correctly, you will hear a sound. -From: MikeyCheat64@aol.com

Extra money
At the "Press Start" screen, press Y, X, White, Y, X, White, X(2), Y, White, X, Y. If you entered the code correctly, you will hear a sound. -From: MikeyCheat64@aol.com

Reputation
At the "Press Start" screen, press Y(2), White, X(2), White, Y(3), X(3). If you entered the code correctly, you will hear a sound. -From: MikeyCheat64@aol.com