"I was horrified that more people knew than I thought," Kevin says, "but relieved that he didn't see it as an issue."

The office hookup may now be out in the open (and often employer-approved), but that doesn't make getting involved with a coworker any less complicated—or potentially detrimental to your career.

"Dating in the office is usually never an issue," Karsh says. "Breaking up at the office is, especially if it's going to be nasty. You don't want to be calling anyone a bitch at a meeting."