Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word).Below you will find sample appreciation letters to send or email an individual or individuals who have helped you at work. Explore appreciation letter format examples and certificate of appreciation formats. On behalf of the entire team at < company name >, I would like to acknowledge your invaluable contributions to the workplace. I wanted to take a moment to express my sincere appreciation for the outstanding job you did on the recent {project name} project. In this article, we explain what an appreciation letter is and how to write one with tips, examples and seven easy steps to write your own. Thankyou letters should begin with a statement thanking the vendor for their service.