When resigning for personal reasons, use the following template and examples as a starting point to write 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.Below are some ProTips and a sample resignation letter that you can edit based on the details of your own individual situation. Please accept this letter as a notice of my resignation. Please accept this message as my formal notice of resignation. I am fortunate to have received a long awaited opportunity that I cannot pass up.