Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. 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.Use these resignation letter samples to formally notify an organization where you have a parttime job that you are you are submitting your resignation. We have a resignation letter example fit for every occasion, and with our guide, you'll be waving goodbye to your current job positively and professionally.