In this article, we explain how to construct a formal resignation letter as well as provide an example to help you write your own. In the body of the letter, immediately state your intention to resign and provide your reasoning, including only positive feelings towards your work experience.Dear (Supervisor's Name),. To resign from your position, complete and submit a resignation letter to your supervisor at least two weeks, or as soon as possible, before your last day. Learn how to write a resignation letter (and what not to include) and then use our example letters as a guide. I will go over a step-by-step resignation template letter you can use, how to structure it and provide examples of resignation letters.