Tell your manager first. In this article, we discuss what to include in a professional resignation letter and we share examples of resignation letters you can use for reference.Learn how to write a short notice resignation letter with samples. Find a solution to the challenge of resigning on short notice. Below is a standard sample of letter of resignation for general use. When you're unhappy at work, it might be time to go. Here's how to write a resignation letter without burning bridges, including samples and formatting. Pick the perfect wording and convey the message best suited for your situation.