Bank Resignation Letter. Customize any of these resignation letters in minutes using our free AI-powered resignation letter builder..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. Looking for a professional and formal Official Bank Manager Resignation Letter template? The formatting of a professional resignation letter should be brief and to the point. In this article, we share tips for writing a short, simple resignation letter and offer examples for you to reference when creating your own. Add contact details, company name, and date. After completing your design, you can print it out, write your letter, and add it to an envelope. Don't forget the stamp before heading to the post box!