How To Write A Letter To Your Soldier . I am praying for you, but i'd like to be specific in my prayer. They wrote letters of appreciation to the soldiers, facts about themselves, and questions in hopes to possibly receive a response from them. Operation Gratitude on Twitter Operation gratitude, Letters to from www.pinterest.com Write about your life but keep it positive. Tell the person a little bit about how things are going back home. Dear soldier, it's hard to thank someone for giving me the freedom to live the life god has so graciously given to me.