How to write a resignation letter that's effective immediately? Learn how to write an immediate resignation letter with our comprehensive guide, including tips, examples, and a customizable template.In the first sentence, clearly state your intention to resign and that your resignation is effective immediately. The results of the poll at the General Meeting are set out in the table below. • Cafferata first tendered a resignation letter to the Governor on August 22, 2024. "We need someone who can bring the new ideas, policies, resources, and opportunities that the people of Oakland deserve.