When resigning for personal reasons, use the following template and examples as a starting point to write your resignation letter. If you're planning to quit your job here is the compilation of the best resignation letter samples to help you easily draft your resignation letter.Simply write that you're leaving for "personal reasons" after stating your intent to resign and your last day of employment with the company. A letter of resignation does not need a reason. Stay Focused: Avoid delving into unrelated or personal issues in the termination letter.