This technique is a great way to relieve anxiety and begin the process of networking. Rejection doesn't feel good, but if you don't put yourself out there you won't get much back. The more you can make contact, ask questions, and engage the recruiter, the better your chances are of being remembered. Don't play it safe. Charm can be described as warmth, a good attitude, a sense of humor, spirit, energy, and a genuine interest in others.
Chutzpa is the courage to risk and the ability to break the ice.
It's the cornerstone of confidence. Make list of these benefits. Be clear about your goals and write them down. Having clear goals will enable you to stay focused the night of the event. Do research beforehand.