I don't envy you monster, it's real challenge. If you fuck up and suffer for it that's one thing, but it's a whole lot more pressure when it's the kid's future on the line.
The plumbing course was genius. Anything else goes wrong with the house can usually wait for you to get somebody, or find out what to do. Plumbing, right now!
Jim is lucky, he'll be as rich as Walter White.