A simple and straightforward resignation means stating directly what you want to do — which is resign. Don't forget to add the position you're resigning from.Want to know how to write a retirement letter of resignation? Get the insights you need and free retirement letter template to help guide the way. You want to give at least a two weeks' notice. Just be polite and apologize for use of their time — it was an honest attempt and didn't work out. I'll show you exactly how to resign professionally and respectfully with the perfect resignation letter so you can leave on good terms. It's time to quit the job, and you're not giving two weeks' notice. Here's how to politely write a resignation letter, effective immediately. However, there's only one option and that's withdrawing a resignation letter.