Wear your jacket buttoned. When sitting, the buttons should be unfastened.
Make sure to touch up hair re-growth regularly if you color your hair.
Store your suit on a large hanger with rounded shoulders to preserve the shape of the garment.
Schedule barber appointments every four weeks to maintain your haircut shape.
Eating garlic and onions.
Smoking or spending time in smoke-filled places.
Wearing short-sleeved shirts or cuff links.
Wearing socks that are too short, showing your skin while sitting.
Allowing underwear to be seen.
Touching up perfume during or after lunch break.
Using tie knots that don’t match your face shape and/or body shape.