A one (1) week notice letter is written notification provided to an employer that an employee will no longer be working with the company within seven (7) days. 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. Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. Professional resignation letter examples for different reasons. Free templates and writing guide to resign on a positive note without feeling awkward. PC Resignation Processing ; Step 1. Download and complete a Resignation Letter. If you're planning to quit your job here is the compilation of the best resignation letter samples to help you easily draft your resignation letter.