You want to give at least a two weeks' notice. 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.Short, polite, to the point. "This note is to inform you that I have chosen to end my employment with XXXXX, effective immediately (today's date)." This article teaches you how to write a resignation email with the help of resignation letter email examples and our resignation email template. While employees often give two weeks notice as a courtesy, there is no law requiring you to give any notice. Give them 60 days notice in writing. Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. Resignation without a notice period short tenure.