In this article, we define a director resignation letter, provide a template and offer several examples to reference when writing your own. 1. Enter the date on the letter.In the body of the letter, immediately state your intention to resign and provide your reasoning, including only positive feelings towards your work experience. I will go over a step-by-step resignation template letter you can use, how to structure it and provide examples of resignation letters. Use this resignation letter sample as a base to write a letter with your own name, dates, and other information. The letter should include some key details, such as your reasoning for stepping down and the final date of your service. Director Resignation Letter Format.