I am very grateful for the help he has provided throughout my MSW experience! You can tell he cares about the students at Wayne State and I appreciate that!"Why should you write a thank-you note? " To show appreciation for someone supporting you. Learn how to write an employee appreciation letter with these templates and examples. Download the template for free (PDF or Word). The message of appreciation should stand alone. Be brief, warm, and sincere. Include your course of study and anticipated year of graduation. Be sure to communicate your appreciation to the donor for their generosity.