Learn how to write a resignational letter if you're quitting for personal reasons. Please accept this letter as a notice of my resignation.These top samples of resignation letters for personal reasons can be used as helpful templates when you are looking to resign due to personal circumstances. Learn how to write a resignation letter for personal reasons, with tips and sample letters for different scenarios. Simply write that you're leaving for "personal reasons" after stating your intent to resign and your last day of employment with the company.