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.Here is our sample email to resign with immediate effect. Dear (Name), I am resigning from my role as (job) with immediate effect. Ensure the most current form has been submitted. Hi,. Please be advised that I am resigning my position with immediate effect. Regards,. 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.