How to write a resignation letter that's effective immediately? 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. 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. Simply write that you are submitting your resignation effective xx date because you will be pursing other career opportunities. 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. Please accept this letter as my formal resignation. Today will be my last day of work.