When you're in the midst of a job search, smiling may be the last thing you think of doing! But a good, natural, healthy smile and fresh breath are a key part of a good first impression to a hiring manager. If you can, go to your dentist for a cleaning and exam. If you cannot afford that, there are inexpensive steps you can take at home to improve your dental health: https://www.healthline.com/health/improve-smile#see-your-hygienist