When a single-breasted suit has two buttons, usually only the top one is buttoned. Of the three buttons, the most correct one should be to button only the middle button or the top two. The bottom one is not buckled. There are some fashionable suits recently, which will look better if they are fully buckled. But in terms of etiquette, I still hope to leave the last button. Because you are not a waiter in a hotel, you often have to sit and work. When you buckle, the situation at the beginning of this article will appear, an indecent triangle, whose vertex is the bottom button you buckle! 2. The situation of double-breasted suits is basically the same as that of 1. 3. When wearing a suit vest, the bottom button of the vest must not be buckled, remember! It is said that the design of men's suits looks best when they sit down without buttons! So when you get up, just press the button above; When you sit down, untie them all