Pocket squares seem straightforward: you stuff it into a pocket then head off to your fancy gathering, right? Turns out it's slightly more complicated. The Art of Manliness shows off a variety of folding methods for a pocket square.
First off, make sure the colour of your pocket square matches your tie. From there, you can fold it in a variety of ways: the straight fold, the one-corner fold, the two-peak fold, or the puff fold. Which one you use it totally up to you. Just make sure it's not awkwardly not stuffed into that pocket. Head over to The Art of Manliness to for all the methods.
How to Rock a Pocket Square: An Illustrated Guide [The Art of Manliness]