Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. Learn how to write a professional resignation letter with our step-by-step guide, easy to use templates and helpful tips.We've rounded up tips and examples for writing a resignation letter that'll help you maintain work relationships long after leaving a company. The Immediate (Short Notice) Resignation Letter is required when the employee needs and wants to leave the workplace immediately. Looking to resign from your job? Learn how to write a professional and respectful two weeks' notice email with our helpful templates and tips. Short Notice Resignation Letter. Customize any of these resignation letters in minutes using our free AI-powered resignation letter builder.