In this article, we will discuss how to write a resignation letter as a nurse and provide examples and tips. A formal written notice announcing intention to leave a job.The complete guide to writing a nursing resignation letter with tips, examples, and templates. The complete guide to writing your resignation letter including expert tips, free copyable samples, and templates. Use one of our resignation letter templates. Offsite – Palm Beach Atlantic University. Clarissa Harlowe Barton (December 25, 1821 – April 12, 1912) was an American nurse who founded the American Red Cross.