You are always so respectful and kind to the people we serve. Writing a letter is a simple and meaningful way for volunteers nationwide to say "Thank You" to all who serve.• Invite volunteers to a special assembly. • Have students write letters of thanks on the volunteer's birthday, during National Volunteer Week, or other. The message of appreciation should stand alone. Be brief, warm, and sincere. Here is a sample letter that you would have them fill in with supervisor from the volunteer place. Explore the art of crafting heartfelt volunteer thank you letters. Learn how to express gratitude effectively and make a lasting impact. Want to show your volunteers some love?