- they pay rent (woo hoo extra money)
- you have someone to talk to
- they can house sit/dog sit if needed
- may make a great new friend in the process
- maybe they can help with household chores (cleaning, lawn, laundry etc...)
- you dont know what kind of company they keep (friends etc..)
- they might steal your shit
- they might not respect your space (messy etc...)
- they may not be very reliable (if you need them to do something for you)
- they might be real bitchy, to where if you ask them to do something its like the end of the fucking world or something.
- you might date them (if they're gay) and then things dont work out and then there is that kind of awkward thing between you guys
- she (if its a girl) might try to turn you straight or at least bi
- they might not like your style (taste in music etc...) and talk all kinds of shit about why you should not listen to or like (whatever) and you'll be sitting there thinking to yourself ".....................just who the fuck does this person think they are?"
- ask to borrow your shit or worse just assume they can use your shit without asking you