Leaving a job isn't easy. Please accept this letter as a notice of my resignation.A short resignation letter is the way to go. Include your name, position, the date of resignation and the intended last day of work in the first paragraph. OFFICIAL RESIGNATION LETTER - rrcc. Your resignation letter should be as professional as possible and free of emotional language. You don't even need to give a reason. You can simply write, "Please accept this letter as my resignation. Please accept this letter as official notification of my resignation from my position as Floor Manager, effective immediately. A simple resignation letter format includes a resignation statement, an appropriate notice period, and an expression of gratitude.