Learn how to write an immediate resignation letter with our comprehensive guide, including tips, examples, and a customizable template. A two (2) weeks notice resignation letter is the most common letter used when notifying an employer of an official resignation.How to write a resignation letter that's effective immediately? Below, you'll find a suggested outline, examples for different scenarios, and tips on writing a resignation letter that works for you. Craft your immediate resignation letter with ease using our expert tips and samples to ensure a smooth transition from your job. Download a free immediate effect resignation letter template, easily customizable for your personal situation. Looking to resign with a 24 Hours Notice Resignation Letter? Use our resignation letter template for notice-period roles.