They let me in the mages guild library for free, so I picked up every single"free" book off the library shelf, no matter how common or valuable, then walked 10 feet over to a guy who watched me pick up those 200 books, and sold his dumb ass every last one… Profit? Yes. For me at least. Damn good thing I don’t have to worry about the in-game economy, though.
Oh that’s the big important doors
I suspect the other person meant the door and chest lockpicking minigame. That’s just… move mouse tiny bit, press A or D, move again, done