The document discusses the biblical concept of "Church" and seeks to clarify different ways it is used. It distinguishes between the "Visible Church" or "Fold", referring to an organized body of believers, and the "Invisible Church" or "Flock", referring only to the faithful. The Fold throughout history has contained both wheat (faithful believers) and tares (unfaithful), which will only be separated at the final judgment. God has used the Fold as a means of containing spiritual truths on earth, even when its members were unfaithful, to act as a light to the world. The overall organization of believers represented by the Fold/Olive Tree has continued in an unbroken lineage from early believers