Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word).On behalf of the entire team at < company name >, I would like to acknowledge your invaluable contributions to the workplace. Your hard work is showing in the high quality of your output. We appreciate all you do! You can find 13 samples of employee appreciation letters below. Additionally, you can use our editable templates for employee appreciation cards. 5 Employee appreciation letter best practices 1) Be timely. These thank you letters show that you see their work and you appreciate it. It can get them to work even harder since it speaks powerfully to them.