Considering Mail-Order Teeth Aligners? No one has perfect teeth. No, not even that unusually nice-looking person sitting next to you. Most people’s teeth could do with at least a little straightening, whether it’s for cosmetic reasons or to help the jaw close more efficiently. Everyone wants the most beautiful smile possible, and the way to achieve it is with whiter, straighter teeth. There are many good reasons for this, mainly social in nature. However, the quality of your smile can even affect your employability and your chance of getting that next big promotion. So straight teeth are no laughing