Guidelines for writing appreciation letters: State what you appreciate and briefly explain why. Learn how to write an employee appreciation letter with these templates and examples.Download the template for free (PDF or Word). I want to convey my heartfelt gratitude to all the members of the foundation who work tirelessly to make the world a better place for individuals like me. Simple steps for how to write an employee appreciation letter to help your employees feel recognized, valued, and indispensable. This article explores the value of sending gratitude messages and introduces guidance and templates for writing them. Use one of the sample letters provided here to get started writing a letter that conveys just how much you appreciate someone's actions. Read on for five thank-you letter examples and templates, and a little more on gratitude. This letter expresses appreciation for an employee's first year of service. It acknowledges that the employee has handled their responsibilities well.