I am writing to give my resignation from (company name), effective (date), two weeks from today. This resignation was a difficult decision to make.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 what a resignation letter is, why they're important, provide steps for writing it, and give you a template and examples. Use a formal business format for the actual letter itself. Notify your manager in person before you submit your formal resignation letter. Learn how to write a resignation letter with a notice period. We've rounded up tips and examples for writing a resignation letter that'll help you maintain work relationships long after leaving a company. It follows the verbal notice you give your supervisor about quitting your job. Why should I write a resignation letter?