4. She showed her untidy side.
“I was nervous about our first vacation, but she was completely relaxed—in fact, too relaxed—and farted in bed. I was utterly disappointed,” a man in his late teens recalls. Even when you feel comfortable in his presence, you don’t have an open invitation to be messy and sloppy around him. Remember: “Good fences make good neighbors.” Try to maintain good manners and feminine dignity during the trip.