Leaving a job isn't easy. We've rounded up tips and examples for writing a resignation letter that'll help you maintain work relationships long after leaving a company.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. A short resignation letter is the way to go. Include your name, position, the date of resignation and the intended last day of work in the first paragraph. Please accept this letter as a notice of my resignation.