Learn how to write a resignation letter (and what not to include) and then use our example letters as a guide. In this article, we explain what a resignation letter is, why they're important, provide steps for writing it, and give you a template and examples.Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. Leaving a job isn't always easy. To help, here are 10 resignation letter samples you can use when it's time to make your exit. Dear (Supervisor's Name),. Your letter of resignation should be short and professional.