Learn how to write a resignational letter if you're quitting for personal reasons. How to write a resignation letter, what to say, and what not to.Find examples for different situations and a customizable letter of resignation template. 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. With deep regret, I am writing to inform you that I am resigning from my position as sales manager for personal reasons. My last day of employment will be November 10, 2024. This is a formal document that informs your employer or supervisor about your decision to quit your post. Minnesota is an employment "at will" state. Due to unforeseen circumstances, I must resign.