A no-no in most dorms is a toaster oven due to their high heat output. Most likely they don't really have a problem with the appliance per se, but the fact that drunk college students have a tendency to crave food the second they get home, start cooking it, and then pass out

As an oldster living in a dorm, be aware that all your underage floormates will be asking you to purchase the nectar of the gods, a.k.a. beer, for them. This is not an unheard of thing to do for them, just keep in mind the tax they must pay you, typically one can in six.

just don't get caught

as a rule of thumb: