Employee Recognition Nomination Form (Appendix 1) or an Employee. A simple yet powerful tool, these letters can express gratitude, boost morale, and improve job satisfaction.Governor Wes Moore today proclaimed State Employee Recognition Day in Maryland. The proclamation acknowledges the vital role that Maryland State employees play. Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word). In recognition of outstanding service, an employee may be granted a certificate of recognition and letter of commendation from the immediate supervisor. 2. You can find 13 samples of employee appreciation letters below. Additionally, you can use our editable templates for employee appreciation cards. Writing a letter of thanks to your boss for providing you with the opportunity to grow and learn in the company is a great way to express your appreciation.