It's best to tell your boss that you're moving on to the next step in your career "facetoface or over video call," with at least two weeks' notice. Professional resignation letter examples for different reasons.Free templates and writing guide to resign on a positive note without feeling awkward. Resignation letters shoulf always be polite. They should have no negative or critical feedbacks. Resignation letters are professional courtesies that extend your professionalism, even in the last days of current employment. I'll show you exactly how to resign professionally and respectfully with the perfect resignation letter so you can leave on good terms. If you want, you can also add a single sentence of fluff to pad it out. Anatomy of a Resignation Letter. "A resignation letter is no longer needed because the Supreme Court has already decided," Angara said in a television interview.