Learn how to write a professional resignation letter with our step-by-step guide, easy to use templates and helpful tips. "Learn the essential steps and tips for writing a professional two weeks notice resignation letter.Clearly state the intention to resign, citing the last working day. Avoid excessive details. The format of your resignation with a notice period should be a letter. I am writing to inform you that I will be resigning from my position as (Title) at (Company Name).