In this article, we'll guide you through the essentials of writing a resignation letter when going back to school, ensuring you leave on good terms. Fill out the form on this page to get a free editable Google Docs template with sample teacher resignation letters to help you compose your own.In the opening paragraph, clearly state that you are resigning from your position. Add contact details, company name, and date. Oakland Unified School District D6 Director steps down. Her resignation letter is illuminating if not fiery.