Follow a few simple steps to create a variety of invitation letters for your church using our free templates. Free Church Letters available with a Bronze Membership - Church Invitation Letter Sample and 10 Sample Church Welcome.For more, see our memberships! The letter should include specific details like your relationship with the visitor, the purpose of their visit, duration of stay, and financial arrangements. A good church invitation letter should be warm, welcoming, and to the point. Engage your congregation and recruit volunteers like never before with these 10 church text messages examples.