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.In the body of the letter, immediately state your intention to resign and provide your reasoning, including only positive feelings towards your work experience. How to write a resignation letter, what to say, and what not to. Find examples for different situations and a customizable letter of resignation template. This letter is to inform you that effective today, i resign from my position as ______. Use one of our resignation letter templates.