Learn how to write a resignation letter (and what not to include) and then use our example letters as a guide. Please accept this message as my formal notice of resignation.I am fortunate to have received a long awaited opportunity that I cannot pass up. In this article, we share tips for writing a short, simple resignation letter and offer examples for you to reference when creating your own. Within one work day, provide a copy of the constructive resignation letter to the employee's union, as authorized. 24.3 Effective Resignation. Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. Master the art of writing a resignation letter with our comprehensive guide, offering step-by-step instructions, tips, and templates. This document outlines an agreement for a buyout between a seller and buyer.