the occasion. Most importantly, you need to wear your favourite dress shirt -- the shirt that fits you well and that you will be wearing with your suit. There is no point in shopping for a suit while wearing a t-shirt, flannel or anything in between -- as this will give you a false perception of how the suit actually fits you. Bring along a tie, if you plan on wearing one with your new suit. Similarly, you should wear a pair of thin dress socks as well as dress shoes. This will help when fitting your pants, as the hem should fall gently along the laces of your shoe. 1. The Shoulder As we discuss with all of our image consulting clients, the shoulder is the most important part of the jacket. If the shoulder fits correctly, the rest of the jacket can be altered quite easily to fit your own individual body shape. If the shoulder is too small, it will make your head look huge; while if the shoulder is too big, it will make your head look tiny. How to tell if it fits : The jacket shoulder should snugly along your shoulder, without any extra fabric or padding overhanging your arms' natural slope. If it doesn't fit, you should : not buy it. The shoulder is the one part of a jacket that should not be altered, as doing so will not only be quite expensive but will also change the jacket's natural design. Quite