Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word).Write sincerely and clearly. Use a friendly tone that accurately expresses your appreciation. Scenario 3: An appreciation letter commending your employee on a job well done. Last Name: Use the first paragraph to thank the interviewer for taking the time to meet with you. The most important thing is to express your appreciation. Include a complimentary close at the end of your letter before your name. Specify which of the employee's skills you value in particular. Your hard work, expertise, and ability to overcome challenges were instrumental in its success.