In this article, we discuss how to create a 30day resignation letter, why it's important and provide a template and examples to help you write your own. Looking to resign with a One Month Notice Resignation Letter?Use our resignation letter template for notice-period roles. I will go over a step-by-step resignation template letter you can use, how to structure it and provide examples of resignation letters. Please accept this letter as a notice of my resignation. I regretfully have to inform you that, after much thought, I have decided to resign and please accept this letter as a formal notice of my resignation. I regretfully have to inform you that, after much thought, I have decided to resign and please accept this letter as a formal notice of my resignation. For those in more traditionally professional fields such as law, finance or politics a formal resignation letter may be more appropriate. Complete a resignation form. No advance notice of termination or resignation is required.