Most well-dressed men know the rules and trivial guidelines involved with appropriate business attire. But when it comes to knowing the ins and outs of formal dress, specifically as they pertain to the black-tie tuxedo, all but the keenest on fashion etiquette are left feeling a bit perplexed. Unlike dressing for the office, proper formal dress requires closer conformity to the rules. Although you will want to make a statement, do so within the standards of taste.