Taylor discusses 6 key aspects of writing a resignation letter, including when to give notice, what to say, how to format it, and how to deliver it. A. An employee will notify his or her supervisor at least two weeks prior to the date he or she intends to separate from employment with the City.In this article, we explain how to construct a formal resignation letter as well as provide an example to help you write your own. It's polite but not necessary for your resignation to go to your manager. It can go straight to HR. It has to be in writing, but email is in writing. In this blog post, we provide you with a stepbystep guide on how to resign professionally via email, and we offer an example to get you started. Through this handbook, employees are given an opportunity to gain insight about County services and County employment, including the County of. Please be advised that I am resigning my position with immediate effect. Regards,. Official Website for Riverside County California Clerk Recorders Office. City Administrator Brian Koral explained the need for this addition to the City Code.