The following are the things to keep in mind when writing an immediate resignation letter: Write the date first. Explain only necessities.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. Use this resignation letter example to inform your employer that you need to resign immediately and will not be able to give two weeks' notice. Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. This resignation letter sample provides your employer with a letter for your file and also suggests that you've done everything you can to remain professional. A two (2) weeks notice resignation letter is the most common letter used when notifying an employer of an official resignation. Create an Immediate Resignation Letter without a notice period using our free printable templates. Resign with a professionally designed document.