How to write a resignation letter that's effective immediately? Download Minnesota Immediate Letter Of Resignation template, modify and send for signing using BoloForms Signature.Learn how to write a professional resignation letter with concise tips and examples. In the opening paragraph, clearly state that you are resigning from your position. Learn how to write a short notice resignation letter with this stepbystep guide, template and examples of formal resignation. In the body of the letter, immediately state your intention to resign and provide your reasoning, including only positive feelings towards your work experience. In the body of the letter, immediately state your intention to resign and provide your reasoning, including only positive feelings towards your work experience. Customer: I filed a letter of resignation with a 30 day notice in writing, as I believe was required for my position. I know it has helped me grow in my career.