This change in attitude towards dress codes comes amidst the rise of online gambling, which offers a different kind of freedom. While they may still require that you dress neatly, they are increasingly getting rid of archaic requirements like putting on a tuxedo suit or a long dress just to enjoy a few rounds of your favorite games. Luckily, more and more casinos are recognizing the need for change. If you don't adhere to these dress codes, you may find yourself denied entry and missing out on the fun. The problem: some casinos have dress codes that can be quite restrictive. A casino night with your friends is a good chance to bond, create memories, and win money.