Learn how to write a resignational letter if you're quitting for personal reasons. Professional Resignation Letter is a formal written notice announcing intention to leave a job.Use one of our resignation letter templates. My last day of employment will be November 10, 2024. Example: "Due to unforeseen personal circumstances, I must leave my position immediately. I am writing to notify you that I am resigning from the role of Sales Engineer with XYZ Corporation. State the Position You're Resigning From With An Effective Date. 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. This is a formal document that informs your employer or supervisor about your decision to quit your post. It has been more than 25 years since we started to work together.