4. You have no reaction to his questions.
“She whispered yes (or no) but I could hardly hear her. I’m not sure why she even came to the party,” a puzzled man in his 20s describes. If you give a blank stare no matter what he says, it’s difficult for him to read what you’re thinking. He’s not going to pursue someone he can’t connect with. In the event that you’re too nervous and don’t know what to do or say in front of a stranger, give him a disclaimer first and let him know that you’re shy and introverted, and that it may take a while to warm up to him.