MySims (Wii)

Cheat Mode
Press Minus to pause game play while in town. Then, press 2, 1, Down, Up, Down, Left, Left, Right, Right to display the password screen with a virtual keyboard. Enter one of the following case-sensitive passwords to activate the corresponding cheat function:

Kimono Dress: l3hkdvs
Funky Hipster Suit: Tglg0ca
Racecar Bed: Ahvmrva

Do not waste time on Tasks
You can spend less time on tasks by not botherin much. Just cover the stars and use what you need and its accepted.

Get more people living in your town
Look every day (on the game not real life) in the hotel for visitors you can then ask them to move in.

More people will be at the hotel depending on the star rating of your town.

Watch out for museum guy though he's scary.

Uber-Sims
After bringing your towns interest level to 100% in any of the six categories you will recieve a message telling you that a special guest will be waiting for you in the hotel. This Uber-Sim will be waiting in the hotel the next day.

Effect - Code

Amazing Daryl - 100% Fun Town
Chancellor Ikara - 100% Tasty Town
Hopper - 100% Cute Town
Mel - 100% Spooky Town
Samurai Bob - 100% Studious Town
Star - 100% Geeky Town

Unlock Blow Torch
Have your town reach four stars.

Unlock Crowbar
Have your town reach one star.

Unlock Pickaxe
Have your town reach three stars.

Unlock Saw
Have your town reach two stars.