Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word).I want to congratulate you personally for completing your year with < company name >. It has been a pleasure working with you. Guidelines for writing appreciation letters: State what you appreciate and briefly explain why. It truly made my job easier. I would like to express my gratitude for the committment you have displayed towards the company. In this article, we explain why a thank you letter is important and provide examples and a template to assist you in creating your own. In the first sentence, say you're grateful for the employee's amazing work. Specify what they've done recently to impress you.