Here are four tips to get you started. 1. I wanted to express my sincere gratitude for your exceptional service, unwavering commitment, and outstanding leadership in being a man of God.In this guide, we'll provide tips on how to write a thoughtful and effective thank you letter, along with some sample letters for inspiration. Heartfelt appreciation messages for your pastor convey deep gratitude and admiration for their dedication, wisdom, and spiritual leadership. Pastor, I am thankful for your sincere love for us. ​​ I am grateful that our church truly feels like a family. These Pastor Appreciation Letter Samples are a great way for Churches to bless those who are serving the Lord in the calling of Pastor. Pastor Appreciation Letter. October is Pastor Appreciation month. "Thank you, Pastor, for your dedication and service to our church community.