As a Mail Carriers Supervisor, your role is to ensure the smooth delivery of mail to businesses, individuals and organizations. It is important to be prepared for interviews in order to make sure that you are the successful candidate. Good interview answers to questions from employers allow them to gain a better understanding of your skills and experience so it is important to adequately prepare yourself for the challenge. The following are some of the most common questions that employers may ask when interviewing a potential Mail Carriers Supervisor. Taking time to understand and practice your responses can make the interview process smoother and allow you to make the best impression possible.