Learn how to write a resignation letter with a notice period. In this article, we explain how to write a twoweek notice letter and we provide templates, tips and examples to help you get started.This article teaches you how to write a resignation email with the help of resignation letter email examples and our resignation email template. In this article, we discuss how to create a 30day resignation letter, why it's important and provide a template and examples to help you write your own. How many days notice do I have to give if I am planning to resign? It is a professional courtesy to give two (2) weeks' notice prior to resignation. A simple resignation letter format includes a resignation statement, an appropriate notice period, and an expression of gratitude.