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. How to write a resignation letter that's effective immediately?The header at the top of the resignation letter (the same thing as a letterhead) should include your name, address, phone number and email. Mention your intent to resign and the position you're leaving. I will go over a step-by-step resignation template letter you can use, how to structure it and provide examples of resignation letters. Learn how to figure out when a resignation email is appropriate and how to write one that's perfectly professional! Please accept this letter as a notice of my resignation. (employer) Please accept my resignation as of ………. What should you include in a resignation letter? Start With the Nuts and Bolts.