Many books have been published to explain the different cultures in the world. The information found in these books can make the difference between gaining or loosing a business opportunity with a different culture. The expression Etiquette edge refers to the edge that businesses can have over their competitors by knowing details about the culture with which they are dealing. They are many to many relations. Like businesses, libraries rely on communication to fulfill their missions.
Librarians serve different groups in society.
The Library, as a server, assumes the burden of understanding the customers. In a multicultural situation, they have the duty to do the same. If the Libraries management agrees with this observation, multicultural education for librarians would make sense. There is an important difference between the diplomatic and business sectors, and libraries. It is very unlikely that a customer comes to a library and starts speaking in a non-English language.