Joe an attorney and a professor at Rutgers community college, offers to present a summer seminar to senior citizens on the drafting of living wills that involve health care directives in New Jersey. This seminar is one of a group of lectures provided to seniors by Rutgers. Although attorney Joe does this gratis, the seniors who attend the seminar pay a small fee to the college. The room is full, with about 50 people in attendance. At the beginning of the lecture, attorney Joe hands out his business card to all present. Are there any ethics problems here? Suppose the business cards were handed out at the termination of the lecture. Would that change your opinion