Start with a two weeks notice letter. This will serve as a formal, written documentation of your intent to leave and your transition timeline.In this article, we explain how to write a twoweek notice letter and we provide templates, tips and examples to help you get started. Looking to resign with a 24 Hours Notice Resignation Letter? Use our resignation letter template for notice-period roles. I regret to inform you that, after much thought, I have decided to resign. Please accept this letter as a formal notice of my resignation. Learn how to write a resignation letter with a notice period. The body of your letter can be one statement that explains you're leaving your job on a specified date. I hope to stay in touch.