In the body of the letter, immediately state your intention to resign and provide your reasoning, including only positive feelings towards your work experience. Leaving a job isn't easy.It's a short, formal, and friendly letter that announces you're leaving the company and your current role. We've rounded up tips and examples for writing a resignation letter that'll help you maintain work relationships long after leaving a company. Download Arizona Immediate Letter Of Resignation template, modify and send for signing using BoloForms Signature.