Three simple tips: 1. Establish open lines of communication with your roommate. If something is bugging you, (1) to let him or her know. Be upfront and assertive, but (2) . And keep in mind that it’s always easier to deal with problems (3) . 2. Be (4) of your roommate’s property and space. Ask permission before you borrow things that (5) . Don’t forget that only half the room (6) you. And always (7) , even if you’ll be back in a minute. 3. Above all else, treat your roommate how you would like (8) . That’s the golden rule.