So new update, I just read the G-Boy guide on trimming the Wii (haven't done it yet). it says to sand with 180, 200, 300, 400, 600, 800 and 1000 grit sandpaper? I wasn't aware of this, I thought I could just get away with using 1000. Can I? If I need all these other ones lmk. Also I would like...