Letter of Resignation. This form cannot be hand written.Learn how to write a professional resignation letter with our step-by-step guide, easy to use templates and helpful tips. In the body of the letter, immediately state your intention to resign and provide your reasoning, including only positive feelings towards your work experience. In this article, we share tips for writing a short, simple resignation letter and offer examples for you to reference when creating your own. Q: How should a letter of resignation be formatted? A Resignation Letter is typically a formal document given to employers two weeks before an employee resigns from a role. Share this document. Q: How should a letter of resignation be formatted? Include the effective date of your resignation and the date of your departure.