Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. Simply write a resignation letter that provides your last date of employment.There is absolutely no reason to discuss. You don't have to give reasons on a letter of resignation. Just say your situation has changed and you're unable to continue. State your position on the day of resignation: Always mention the position you held in the office on your last working day. Pick the perfect wording and convey the message best suited for your situation. 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. "The letter should be a factual statement of departure, without emotion, anger, threats, or reasons for leaving," Caprino says.