A thoroughly revised and updated edition of one of the most trusted and authoritative strategic resources for church leaders In this second edition of his groundbreaking book, Kennon Callahan identifies the twelve essential qualities of successful, growing churches and offers all congregations a way to unlock their potential for effective ministry. The Twelve Keys program balances practical planning with theological understanding to help churches function more effectively as they seek to grow and better serve their members. * Shows church leaders how to claim and expand upon their church's strengths and become a mission growth congregation * Explores each of the twelve keys in depth, from mission to visitation to worship to relationships to programs to details of facilities maintenance * Based on a time-tested approach that has been used by hundreds of thousands of churches * Now incorporates the planning guide (previously a separate publication) The book includes solid, practical guidelines and tools to help any church become a strong, healthy congregation.