Management of schools for English and other languages in Switzerland and abroad, management of libraries and bookstores, mainly with English-language books in Switzerland and abroad, publishing and printing of such books and magazines, trade in image and sound carriers as well as goods of all kinds, provision of translation services with interpreting services in Switzerland and abroad, placement of study and internship positions in various countries, organization of sports and entertainment events as well as management of athletes and entertainers in Switzerland and abroad, organization of trips in Switzerland and abroad, investment advice, business consulting, accounting, financing, marketing, auditing, tax consulting, asset management and other fiduciary functions and services, services in the technological field, acquisition and trade of participations, planning, development, trade and brokerage of real estate, creation and management of riding centers and horse racing tracks, breeding, boarding, training and care of sports and hobby horses, consulting in connection with the creation of sports facilities as well as creation and management of sports facilities, in particular golf courses, tennis, squash, badminton facilities, fitness centers.