Modding is stealing.
~ is a sin
~ is unfair
~ is a hassle
~ is THE DAM REASON WHY WE DONT HAVE A HARD DRIVE ON THE WII
Don't do it. It only indirectly promotes these bad things happening on the wii such as us having no hard drive.
Plus, it's not a great way to support the game-makers for their creation.
Also, you won't value the game like it should be.