Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word).This program recognizes and incentivizes employees' truly exceptional work for achievements made in the following categories. Your employees work hard. Use our employee appreciation letter templates to thank your employees for their effort. 5 Employee appreciation letter best practices 1) Be timely. A formal appreciation letter or an email to your employees expresses your gratitude for their contribution to your business. Clearly outline the objectives of your recognition program. What do you aim to achieve? The Employee Handbook is intended to educate new employees and serve as a resource for current employees.