Start with a two weeks notice letter. This will serve as a formal, written documentation of your intent to leave and your transition timeline.Write a TwoWeek Notice Letter. Click on the image to download our two weeks resignation letter example. Downloadable two weeks resignation letter examples. The short answer is that an atwill employee is not required to provide two weeks' notice before quitting. Know how to write a two weeks notice letter? Check out our guide, complete with examples and learn everything you need to know. Please accept this letter as a notice of my resignation. A common misconception is that two weeks' notice is a legal requirement.