The document discusses the role of salvors in ship salvage operations. It notes that ship salvage is an uncertain field performed by unreliable people using questionable equipment. It then provides examples of past salvage operations involving ships that were aground, on fire, in distress or structurally damaged. The document outlines the services salvors provide, techniques used, and importance of reputation, expertise, resources and rapid response. It emphasizes that appointing a salvor early reduces risk and discusses the primary interactions and decision making involved in salvage operations.