1) Spend as much time apart as possible. Don't hang out on the weekends. 2) Let arguments (even vicious ones) roll off you like water off a duck's back. Don't

1) Spend as much time apart as possible. Don't hang out on the weekends. 2) Let arguments (even vicious ones) roll off you like water off a duck's back. Don't even require an apology. Just chalk it up to expected stress, forget it, and move on.