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.Dear Ms. Emily Clarke,. I would like to inform you that I am resigning from my position as Customer Service Manager, effective July 30, 2024. Sample resignation letter. A successful immediate resignation letter follows a standard business letter format. 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. Once your notification is submitted, the Office of Talent immediately begins working to fill that position. Don't beat around the bush your first sentence after the greeting should clearly state your intention to resign from your current position. Am I retiring or resigning?