Ready to quit the job you hate? Use these 15 templates to write your resignation letter today.Just resign, with a stated final date. At all times, your resignation letter should not exceed one page. Honestly, it shouldn't even exceed a few paragraphs. Your resignation letter should be to the point, concise, and clear. Format your resignation letter on a singlesided letter page document, with standard black or blue font between point sizes 10 and 12. First of all, you don't need to explain this in your cover letter. It is completely unnecessary to mention excuses for why you did or didn't do something. It's best to tell your boss that you're moving on to the next step in your career "facetoface or over video call," with at least two weeks' notice.