I am writing to formally notify you of my resignation from my position at PQR. Explain why you're leaving.Briefly explain the reasons you've decided to leave, both related to your current job and to your new position. I expect to work up to that date unless informed otherwise. When you're unhappy at work, it might be time to go. Here's how to write a resignation letter without burning bridges, including samples and formatting. Dear (name of manager),. I have accepted a new opportunity that aligns with my career goals. I expect to work up to that date unless informed otherwise. Professional resignation letter examples for different reasons.