Most places won't rehire you without a 2 week notice. A good rule of thumb is to never burn bridges you might want to cross back over in the future.In this article, we discuss what a retail resignation letter is, the key parts you should include in the letter and the steps to writing one. Start with a two weeks notice letter. This will serve as a formal, written documentation of your intent to leave and your transition timeline. In this article, we explain how to write a twoweek notice letter and we provide templates, tips and examples to help you get started. The recommended timeline for providing a resignation letter is at least two weeks prior to your planned last day. This guide provides 20 professional 2week notice templates that are easy to personalize in Word. Each template has a different tone and style. 1. Address the letter.