operation of a travel agency and provision of services in the mentioned field, in particular sale and issuance of airline tickets and all-inclusive packages, resale of services from various Swiss tour operators, organization of tours, tourist offers, financing of tourist activities and organization of sports, cultural and other events; trade in goods of all kinds as well as rental and development; administration and management of companies; execution of mandates in accounting, taxation, trust and consulting and management and operation of real estate as well as trade in real estate.