Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word).You can find 13 samples of employee appreciation letters below. Additionally, you can use our editable templates for employee appreciation cards. Guidelines for writing appreciation letters: State what you appreciate and briefly explain why. Donors appreciate knowing you have well-defined plans for graduate study, professional training or employment. Sincerely,. Learn how to write an employee appreciation letter for different circumstances, work relationships and company cultures using our templates and examples. 5 Employee appreciation letter best practices 1) Be timely. If you received a scholarship, a 'Thank You' letter may be your next step. Well, thank you, that's a great question.