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. To help you draft your resignation letter like the example above, here's a checklist of what to include: What to include in a resignation letter. Your letter of resignation should be short and professional. Master the art of writing a resignation letter with our comprehensive guide, offering step-by-step instructions, tips, and templates.