(your street city, state, zip) (name street city, state, zip) Dear ____ (name): I have just been offered a position that includes a wider range of responsibilities and that will lead into a supervisory position. Therefore, I will be leaving ______ (name of company) as of ________, l9____ (date). Meantime, I will place my efforts into training a replacement. Sincerely, (name) (title)