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.In this post, I discuss frequently asked questions about an employee or employer ending the employment relationship without notice or cause. Inform the employer why you need to resign immediately without giving them advance notice. Ensure the most current form has been submitted. 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)." An employee wishing to leave in good standing shall file a written resignation with the appointing authority in the form of a Resignation Notice or a letter. The L.A. Times is a leading source of breaking news, entertainment, sports, politics, and more for Southern California and the world. San Bernadino County Sheriff's Office.