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. I want to thank you for allowing me to be part of your career journey and appreciating my help and knowledge. A letter of appreciation is a formal or casual way for employers to thank employees for their hard work. Explore our templates now! This is one of the most important memos or letters you will write because it builds good will, respect, and cooperation. You're a great person to work with and I truly appreciate the time and effort you put into doing an excellent job. A simple yet powerful tool, these letters can express gratitude, boost morale, and improve job satisfaction.