Just resign, with a stated final date. Here are 6 simple steps in writing a resignation letter to a job that you hate: 1.Keep it short and sweet. A short resignation letter is the way to go. Include your name, position, the date of resignation and the intended last day of work in the first paragraph. Making a career change? Then you'll need to write a great resignation letter as part of the process. It's a short, formal, and friendly letter that announces you're leaving the company and your current role. You want to give at least a two weeks' notice. We've rounded up tips and examples for writing a resignation letter that'll help you maintain work relationships long after leaving a company.