You can do it! Seriously, you can! But it will take more than a couple of days.
I was so frustrated with it at first that I wanted to throw it out! But after a while it started to make more sense to me, I think my problem was that I was trying to work with the instruction book projects and they were boring me to tears!!!!
If you haven't googled "sweater machine" in google blog search yet, you may want to take a look for inspiration
My blog hasn't been updated in ages, but I did do a few entries about my USM early beginnings"
knittingabit.blogspot.com