-Banks have implicit obligations to care for customers, including not cheating on their money, keeping promises and providing appropriate services. For example, money saving service, inquiry service, etc.
-The bank has a mandate to provide customers with a device, including not to deceive their gold, to comply with their obligations, and to provide appropriate services. E.g. saving service, inquiry service, etc.
-The bank has an implicit duty of care to its customers, including not to defraud them of their money, to comply with their commitments and to provide appropriate services. Such as deposit service, inquiry service, etc<br>