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 share tips for writing a short, simple resignation letter and offer examples for you to reference when creating your own.Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. Write a letter of resignation. It's up to you how detailed you want to make it. Learn how to write a professional resignation letter with our step-by-step guide and easy to use templates. Use our free letter of resignation template to make drafting your letters easy or fill in your details and we'll create the letter for you free of charge! We've prepared several resignation letter samples and templates for crafting a concise yet professional resignation letter. Of the United States, I would like to thank the people of California for the honor of serving them in the U.S. Senate over the past four years.