The role of a church usher encompasses a variety of responsibilities that contribute to the orderly conduct of a worship service. Ushers serve as greeters, welcoming members and visitors alike, creating an atmosphere of hospitality and fellowship. They also act as doorkeepers, ensuring the service proceeds smoothly without interruptions. Additionally, ushers assist with the congregation's needs, such as seating and providing guidance during the service. Lastly, they play a crucial role in facilitating the collection of donations, which supports the church's operations and charitable activities.