Learn how to write a resignation letter (and what not to include) and then use our example letters as a guide. Use one of our resignation letter templates.This sample resignation letter is available for use on UpCounsel. To leave your role on a professional note, learn how to write a resignation letter. As a bonus, check out our samples. I regretfully have to inform you that, after much thought, I have decided to resign and please accept this letter as a formal notice of my resignation. TO: President Adela de la Torre. State your intention to resign: Clearly state in the opening paragraph that you are resigning from your position. Be direct and to the point. Mahoney told Repashy he had not resigned and did not intend to resign.