Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word).I want to thank you for allowing me to be part of your career journey and appreciating my help and knowledge. Thank you for your service in the military. You are a courageous hero and very much appreciated. Thank you for supporting your loved one. Thank you for supporting us. A letter of appreciation is a formal or casual way for employers to thank employees for their hard work. Explore our templates now! Discover 30 creative ways to say "thank you for your support" in this article.