When To Provide a Resignation Letter. The recommended timeline for providing a resignation letter is at least two weeks prior to your planned last day.Please accept this letter as my formal resignation from (Position Name) at (Company Name), effective two weeks from today, (Current Date). Looking to resign from your job? Learn how to write a professional and respectful two weeks' notice email with our helpful templates and tips. This guide provides 20 professional 2week notice templates that are easy to personalize in Word. Each template has a different tone and style. Write a letter of resignation giving your notice term, then hand it to your manager in person with a polite and professional explanation. In this article, we explain how to construct a formal resignation letter as well as provide an example to help you write your own. Joelle Whiteman confirms with the Board that the advertisement went out two weeks ago via social media, website, and newspaper.