Please accept this letter as a notice of my resignation. 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. Free Employee Resignation Letter for Career Change Template. Free. Free Resignation Letter Due to Family Reasons Template. Free. We recommend a short letter and a written transition plan. See sample resignation letters below. I have decided to resign due to personal reasons that require my immediate attention. I want to assure you of my gratitude for a rewarding professional association during my tenure with ABC Company.