Looking to resign with a Physical Therapy Resignation Letter? Use our resignation letter template for medical roles.Please accept this as my notice of resignation. Learn how to write a resignation letter (and what not to include) and then use our example letters as a guide. There isn't a real guideline for what to include in a resignation letter, but typically the briefer the better. We've rounded up tips and examples for writing a resignation letter that'll help you maintain work relationships long after leaving a company.