It usually involves a face-to-face conversation with one of the pastors or elders of the church. The following application is in three parts.As you are filling out the application feel free to call our office if you need assistance. There are four parts: Biographical Information, Fill out basic biographical information, Fill out prior church membership and baptism information. Do you want new ways to welcome members into your church? Check out these top church membership welcome letter templates and best practices.