How to write a resignation letter that's effective immediately? Start with the facts and be direct.Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. Learn how to write an immediate resignation letter with our comprehensive guide, including tips, examples, and a customizable template. Create a resignation letter to leave your job immediately. Understand how to write the letter and any consequences for leaving without 2 weeks' notice. Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. State your position on the day of resignation: Always mention the position you held in the office on your last working day. Due to unforeseen circumstances, I must resign.