Learn how to write a resignational letter if you're quitting for personal reasons. Resignation Letter Due to Family Reasons.You might simply say, "I was recently offered a new position" or, even more simply, "I am writing to confirm my resignation. Everything you need to know about health insurance, giving notice, and unemployment benefits after you quit your job in Philly or Pennsylvania. I hope this email finds you well. In the short term, investing in that sort of innovation often doesn't look like much progress, if any. In the opening paragraph, state your intention to resign and provide a clear date of departure. Most importantly, what should be included in the resignation letter to an employer?