Similar Material km 6/15 2 Learning From More Experienced Publishers Could You Extend an Invitation? Our Kingdom Ministry—2013 How to Train New Ones to Preach Our Kingdom Ministry—2010 Improving Our Skills in the Ministry—Training New Ones Our Kingdom Ministry—2015 Are You Fully Accomplishing Your Ministry? The Watchtower Announcing Jehovah’s Kingdom (Study)—2019 Train Them to Serve Jehovah Continually Our Christian Life and Ministry—Meeting Workbook—2017