You want to give at least a two weeks' notice. Use one of our resignation letter templates.This job aid describes the process for submitting your resignation letter. In this article, we discuss what to include in a professional resignation letter and we share examples of resignation letters you can use for reference. Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. This article offers tips for leaving your current job in a poised, professional, and polite manner. A resignation letter should be brief and to the point, usually no more than one page. Businessmen are not the only upholders, it turns out, of the Dallas work ethic. 1) Give notice: This may seem obvious, but it's important to give your employer plenty of notice before you leave.