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. Create an Immediate Resignation Letter without a notice period using our free printable templates. Resign with a professionally designed document. Please accept my resignation from my position with the Alameda County General Services Agency for the reasons stated above. While employees often give two weeks notice as a courtesy, there is no law requiring you to give any notice. The purpose of this Administrative Instruction is to establish and clarify procedures regarding. In the letter, include the date you plan to leave the company. In this article, we share tips for writing a short, simple resignation letter and offer examples for you to reference when creating your own.