Trust has become an important issue for businesses due to factors like globalization and job insecurity. Businesses need trust to reduce costs, facilitate cooperation, unlock knowledge, and promote loyalty. Trust is defined as an optimistic attitude involving risk, and varies between individuals. It depends on a history of interactions and can be weak or strong. Ethics plays a key role in building trust through openness, competence, integrity, benevolence, and reputation. Organizations can enhance trustworthiness through communication, transparency, personnel management, and employee assistance programs. Overall, ethical behavior is crucial for developing trust in businesses.