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! Writing a letter is a simple and meaningful way for volunteers nationwide to say "Thank You" to all who serve. The message of appreciation should stand alone. Be brief, warm, and sincere. Mention how their presence contributed to the success and positive atmosp. Write clearly and concisely.