Use a formal business format for the actual letter itself. Notify your manager in person before you submit your formal resignation letter.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. Learn how to write an immediate resignation letter with our comprehensive guide, including tips, examples, and a customizable template. Download Pennsylvania Immediate Letter Of Resignation template, modify and send for signing using BoloForms Signature. You can leave the company without notice period after fighting with HR and your manager,but thats not a good thing. Be gracious and positive, even if it borders on lying. Create an Immediate Resignation Letter without a notice period using our free printable templates. Resign with a professionally designed document. Adhere to the outlined plan in the resignation letter.