Writing a request letter to the head of a church asking permission to host a program should be done with respect, clarity, and professionalism. Invitation Letter to Choir - On behalf of the leadership here at (name of church), I wanted to take this opportunity to invite you and your Choir.Greetings to you in the name of our Lord Jesus Christ! I am sending you this letter as a formal invitation to be a part of our praise and worship session that will be held during our Church Usher's Day. Follow a few simple steps to create a variety of invitation letters for your church using our free templates. Greetings to you in the name of our Lord, Jesus Christ. I am directed to inform you about the proceedings of our Music Concert which is part of our Choir We created three free templates you can use as a starting point. An invitation to join leadership seemed like God answered my plea and called me to serve Him in the BSF ministry. Letter to the Others in the Dark.