Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word).Thank you for everything that you do! I hope this letter shows how much appreciation I have for you and all the other healthcare workers out there. We'll have a great day, and Thank you again!! The message of appreciation should stand alone. Be brief, warm, and sincere. Fairfax County Council Of The Arts Many thanks for the excellent job you and your crew did in lighting Dancelebration '82. Words can not express my sincere appreciation to you for your assistance in providing me this privilege and giving me this liberty. Thank the person for taking the time to read your letter.