If the apology is sincere (which means that the behavior can't continue) I usually will give a second chance to make sure behavior is changing. If not I pull away from the person. Realized I actually did that in my marriage. My career became my escape.....then when finally able to leave I left....initially hoping that it would jolt realization into the H's head but it didn't.

He was actually a captive audience in my truck on a 2100 mile drive across the country before I had enough so a lot was hashed out or at least said by me on the way so nothing was a surprise to him.