A two (2) weeks notice resignation letter is the most common letter used when notifying an employer of an official resignation. 1. Address the letter.Write a simple two sentence resignation letter addressed to your boss. In the first sentence, state that you are resigning your position. Please accept this letter as my formal resignation from (Position Name) at (Company Name), effective two weeks from today, (Current Date). I hope this letter finds you well. Write a resignation letter, and give two weeks if possible, not just one. I highly recommend talking to the manager in person. A simple resignation letter format includes a resignation statement, an appropriate notice period, and an expression of gratitude. Please accept this letter as my formal resignation from my position as content manager with Green Company.