Learn how to write a resignation letter due to family reasons with our stepbystep guide and sample letters. Use one of our resignation letter templates.Here are two examples of letters resigning for family or personal reasons. The first is a formal business letter, and the second is an email sample. This decision has not come easily. When resigning for personal reasons, use the following template and examples as a starting point to write your resignation letter. This manual is designed to assist hiring managers with appropriate hiring processes and Human Resources practices.