Why do property managers have nicknames and names?

Work needs, parents. A property manager refers to a person who works in a property. They all have their own nicknames because of their work needs, and their names are given by their parents. The word "property" was translated from English property or estate, and was introduced into coastal areas and inland areas from China and Hongkong. Its meaning is property, assets, real estate, real estate, industry and so on.