How to write a resignation letter that's effective immediately? Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation.Learn how to write an immediate resignation letter with our comprehensive guide, including tips, examples, and a customizable template. Be sure to include your last date of work and briefly mention why you are resigning. 18'h,2021 at p.m. EST. If you resign with immediate effect you leave NOW. Please be advised that I am resigning my position with immediate effect. Regards,. "A man is nothing without his conscience," he wrote in his resignation letter. Trump has won more popular (citizen) votes than Democrat Kamala Harris. Should Johnson come up short, it is likely the clerk will move immediately to start another roll call vote.