In this article, we explain the benefits of reducing your work hours and how to write a resignation letter from a fulltime to parttime status. You simply need to draft up the notice with the date you intend to end your employment.I am writing to notify you of my resignation from my position as (job title) at (company name). My last day will be (month, day, year). 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.