First Paragraph: The first paragraph should state that you are resigning and give the date when your resignation is effective. In this article, we discuss what to include in a professional resignation letter and we share examples of resignation letters you can use for reference.Please accept this letter as a notice of my resignation. In this article, we share tips for writing a short, simple resignation letter and offer examples for you to reference when creating your own. Learn how to write a professional resignation letter with our step-by-step guide, easy to use templates and helpful tips. Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward.