Costco's warehouses present one of the largest and most exclusive product category selections to be found under a single roof.
Guild (verb). an association of men belonging to the same class, or engaged in kindred pursuits, formed for mutual aid and protection; a business fraternity or corporation; as, the Stationers' Guild; the Ironmongers' Guild. They were originally licensed by the government, and endowed with special privileges and authority.
Art is a certain kind of specialized communication. Communication is not necessarily art. Art does not equal communication, but all art is communication. In mathematical terms, art is a member of the set of communication. What makes art different and special is that a communication that has value. People consider a communication art when it has merit, worth or excellence.