Just tell them you are leaving and the date. Keep the personal stuff out of it.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. Our complete guide to crafting a professional resignation letter. Use one of our resignation letter templates. You want to give at least a two weeks' notice. Is an unsigned resignation letter or an email resignation legally acceptable in the state of Michigan?