Download a free immediate effect resignation letter template, easily customizable for your personal situation. Learn how to write a letter of resignation to quit your job on good terms.Here's what to include in a resignation letter, with examples and templates. In the first sentence, clearly state your intention to resign and that your resignation is effective immediately. Simple tips for how to write a resignation letter, with free copy-and-paste resignation letter templates. Looking to resign with a 24 Hours Notice Resignation Letter? Use our resignation letter template for notice-period roles. Prepare a resignation letter: Write a formal resignation letter stating that you are resigning immediately. How to write a resignation letter that's effective immediately? It's to the point that my hand feels almost lonely and restless without my phone nearby.