How to write a resignation letter that's effective immediately? Learn how to craft a professional resignation letter without notice with our guide.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. Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. I regret to inform you that I will be leaving XXX on June 13th, 2022. Does my employer have to give me two-weeks notice before terminating me? Do I have to give my employer two-weeks notice? Specify your last working day within two weeks from the notice date. Clearly state the final day to avoid misunderstandings.