Global brokerage of hotel arrangements to internationally active companies, provision of services in the areas of consulting, supervision and coaching, development, production and distribution of books, teaching materials and learning aids for public and private schools as well as general pedagogical publications; can cooperate with public and private institutions and companies, acquire other companies, participate in other companies, establish branches, acquire, encumber, mortgage, manage and sell properties, as well as acquire, sell and grant patents, licenses and other intangible and tangible assets.