Learn how to write an immediate resignation letter with our comprehensive guide, including tips, examples, and a customizable template. Pick the perfect wording and convey the message best suited for your situation.How to write a resignation letter that's effective immediately? In this article, we cover everything you need to know about writing a resignation letter without notice and provide an example to get you started. Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. This letter is to officially inform you that I resign from my position as xxxxxxx, effective immediately. This article will address how to write a retirement letter of resignation and provide an example that you can use as a template for your own retirement letter. I am writing to inform you of my resignation from the Marketing Assistant position at Company A. Today will be my last day of work. Feel free to use this resignation letter example as a template for you to write your own.