There isn't a real guideline for what to include in a resignation letter, but typically the briefer the better. Learn how to write a professional resignation letter with our step-by-step guide, easy to use templates and helpful tips.Do not sign anything. If you're planning to quit your job here is the compilation of the best resignation letter samples to help you easily draft your resignation letter. You have zero obligation to sign a "resignation letter" upon your departure, much less anything else. Further, the employer cannot withhold wages. The body of your letter can be one statement that explains you're leaving your job on a specified date. Further, the employer cannot withhold wages, as that would be against the law. In the subject line of the email, include your name and the word "resignation. The employee should make sure to include their name, current job position, a brief explanation of why they are resigning, and what date their last day will be.