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. Dear (Supervisor's name),.Learn how to write a professional resignation letter with our step-by-step guide, easy to use templates and helpful tips. In this article, we explain how to construct a formal resignation letter as well as provide an example to help you write your own. (employer) Please accept my resignation as of ………. Resignation letters are professional courtesies that extend your professionalism, even in the last days of current employment.