In this article, we share tips for writing a short, simple resignation letter and offer examples for you to reference when creating your own. Use this template when you're sending the letter to your manager after telling them you're leaving.Your letter of resignation should be short and professional. Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. If you find it awkward to open up to your boss about your career transition plans, sending a resignation letter may be a good start. However, I've decided that it's time to pursue a new challenge, and am writing to resign from my position, effective October 30th. Can I fill out forms in a PDF file?