In this article, we explain how to construct a formal resignation letter as well as provide an example to help you write your own. Start with a two weeks notice letter.This will serve as a formal, written documentation of your intent to leave and your transition timeline. Below you'll find tips for writing a standard resignation letter, as well as sample letters and emails you can use as you write your own. Some companies choose to pay "two weeks in lieu of notice" when they decide not to let the employee work following notice. Example Resignation Letters With Two Weeks Notice. How to Use Two Weeks Notice Letter? You can quit with zero notice, barring any contractual obligations. The "usual and customary" period is, of course, two weeks. The boss might say you "constructively quit," but that's an argument for lawyers and judges.