4100 Normal Street, San Diego, CA 92103. To leave your role on a professional note, learn how to write a resignation letter.As a bonus, check out our samples. I will go over a step-by-step resignation template letter you can use, how to structure it and provide examples of resignation letters. Below are examples of resignation letters for the school administration and principal, coworkers, and parents of students. In this article, we'll guide you through the essentials of writing a resignation letter when going back to school, ensuring you leave on good terms. In the opening paragraph, clearly state that you are resigning from your position. This is to inform you of my intention to resign. My last day of work will be (DATE). What makes California great?