Learn how to write a resignational letter if you're quitting for personal reasons. 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 short notice resignation letter with this stepbystep guide, template and examples of formal resignation. Please accept this email as notice of my resignation. Resignation letter examples. Here are two resignation letter templates you can fill in with your personal details. 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 resignation letter should be written at least 30 days prior to the effective date of resignation. Resignation letter examples. Here are two resignation letter templates you can fill in with your personal details.