In this article, we explain how to write a twoweek notice letter and we provide templates, tips and examples to help you get started. 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.Learn how to write a professional resignation letter with our step-by-step guide, easy to use templates and helpful tips. In your job resignation letter, you must clearly state your intention to resign and what your final day of work. A simple resignation letter format includes a resignation statement, an appropriate notice period, and an expression of gratitude. Box Number listed on the form. For those in more traditionally professional fields such as law, finance or politics a formal resignation letter may be more appropriate.