Wii Warm Up: Giving the axe

With WiiWare games putting some major hurt on our Wii's memory, downloading games has become a stressful activity. Sure, we can put things on SD cards, but we prefer to have everything available up front.

For those of you who are also facing space issues, how are you freeing up those blocks? What did you move or delete first? If you're not at that point yet, what do you think will be the first thing to be cut on your Wii?