How to write a resignation letter that's effective immediately? How to Write an Immediate Letter of Resignation?If you're planning to quit your job here is the compilation of the best resignation letter samples to help you easily draft your resignation letter. Learn how to write an immediate resignation letter with our comprehensive guide, including tips, examples, and a customizable template. I am writing to inform you about my immediate resignation from your company. If you're planning to quit your job here is the compilation of the best resignation letter samples to help you easily draft your resignation letter. What you're going to do now is to write a resignation letter. 'Resign' and complete prompts. Upload Resignation Letter. Explore essential resources for terminating employment in NY with our termination letter samples and notices.