How to write a resignation letter that's effective immediately? Pick the perfect wording and convey the message best suited for your situation.In the first sentence, clearly state your intention to resign and that your resignation is effective immediately. Learn how to write an immediate resignation letter with our comprehensive guide, including tips, examples, and a customizable template. Looking to resign with a 24 Hours Notice Resignation Letter? Use our resignation letter template for notice-period roles. This article delves into the key factors that can justify leaving a job without notice. Use our immediate resignation letter template to create a personalized letter that allows you to leave your job professionally. In the first sentence, clearly state your intention to resign and that your resignation is effective immediately. Well, the company certainly will not go out of business.