DEAR AMY: My closest friend from college is getting married in the fall. He has asked me to be his best man. The problem is that I don’t want to. The main issue is that this wedding is already shaping up to be very time consuming and expensive. I am graduating from law school, working and studying for the bar exam, and I cannot imagine being able to commit fully to this. In addition to the wedding itself, he wants me to organize a three-day “stag” party, either in Las Vegas or Wyoming (for fly fishing). The wedding itself will be a three-day-long event, involving travel, the rehearsal dinner, …