Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word).5 Employee appreciation letter best practices 1) Be timely. The message of appreciation should stand alone. Be brief, warm, and sincere. In this article, we provide 16 employee thankyou letter examples and templates with tips to help you show employees your appreciation for their work. Below you will find sample appreciation letters to send or email an individual or individuals who have helped you at work. A letter of appreciation is a formal or casual way for employers to thank employees for their hard work. Explore our templates now! Discover how to write recognition letters that are perfect for any situation and why recognizing your employees in writing is so important.