An ideal time to let them know about your resignation is after you give your two weeks' notice and understand the details of the transition process. If you're planning to quit your job here is the compilation of the best resignation letter samples to help you easily draft your resignation letter.Then, state your intent to resign and exact date of departure. This sample resignation letter is available for use on UpCounsel. 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.