Living with roommates can feel like the best of times and the worst of times.
If they're your friends, it's awesome to spend so much time together.
If they're not your friends, they seem gross and weird and inconsiderate. *Note: this can also happen with friends.
Some of these hacks are legit, some are jokes, and some are borderline unethical. But, don't worry, someday you'll have your own place.