The following are the things to keep in mind when writing an immediate resignation letter: Write the date first. Explain only necessities.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. When creating your resignation letter keep it short and polite. Here are examples of resignation letters for different levels and professions, each tailored to a specific personal reason. Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. Please accept this letter as my sincere apology for resigning under these circumstances. They are not ideal, but they are reality. Learn how to write a heartfelt resignation letter with our guide. Includes examples and tips for a sincere and graceful farewell.