This is fairly basic runway modeling tip. Stand straight up, with your shoulders back. No hunching! That looks insecure and disgusting.

Stand up straight with your shoulders at the back. Never slouch or hunch. An erect posture will make you look and feel more confident and secure.

Your purpose on the runway, is to display the designers clothes.
The second thing you need to realize when runway modeling is that this is a really good opportunity to get good exposure and future bookings.
So in order for you to A) Be a good coat hanger and B) Get exposed and get future bookings, have compiled a list of runway modeling tips for you to study.
The best runway modeling tip to give though, is that you should watch professional models on the runway. Recording a runway show would be best because then you can go over it time and time again.
Eyes
Chin
Shoulders
Arms
Hands
Legs
Posture

It’s a common misconception that naturally beautiful models take naturally beautiful photographs. The truth is—without modeling poses and modeling tips, perfect photographs are harder than you think.

If you are a professional model, a photographer will most likely guide you through a variety of model poses throughout the photo shoot. But if you are an inspiring model and are still working your way up to the top—you may have to control your poses to ensure great headshots and sample modeling photographs.
Breathe
Posture
Limbs
Camera
Sitting Poses
Cleavage