Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word).In the first sentence, say you're grateful for the employee's amazing work. Specify what they've done recently to impress you. This is one of the most important memos or letters you will write because it builds good will, respect, and cooperation. The message of appreciation should stand alone. Be brief, warm, and sincere. Be clear and consistent; write short and to the point. A simple yet powerful tool, these letters can express gratitude, boost morale, and improve job satisfaction. We truly appreciate your dedication and willingness to go the extra mile.