Dress code: Business casual. Most corporate offices have a dress code that calls for business casual. For women, pants and a blazer, or a pencil skirt and a fun blouse is the way to go. Guys can wears slacks or chinos and a collared shirt. Absolutely no jeans or sneakers.Other dress codes exist that are more appropriate for formal, business casual, and smart casual workplaces. A casual dress code means that employees are permitted to dress in comfortable, informal clothing. ... For men, a casual button-down shirt is always a great choice, and ties are not worn in a casual workplace.