When I was in business school, I attended regular networking events where business professionals, free-lancers, and students  mingled together, conversing about projects and business ideas. In this environment, we learned the social skills of being polite and courteous, and the value of exchanging our personal information. If we were colleagues, this was easy;  we passed each other our smart phones. However, exchanging information this way lacked sophistication and we needed to exchange information in a more traditional and professional way. Business Cards are for Business Naturally, the next best…