The document provides step-by-step instructions for tying a double Windsor knot for a necktie. It begins by popping the shirt collar and placing the tie around the neck with the thin end hanging about a foot below. It then details crossing the sides and wrapping one end around and through the back loop multiple times to create the distinctive knot shape. It emphasizes adjusting and tightening the knot by pulling the wider side repeatedly until achieving the desired fit and appearance.