41 Educational services, namely, providing classes, seminars, and workshops in the fields of architecture, real estate, information technology, technology, history, business, economics, marketing, advertising, environmental sustainability, transportation and personal mobility, business opportunities, world expos, and planning, organizing, and executing exhibitions and events; teaching in the field of architecture, real estate, information technology, technology, history, business, economics, marketing, advertising, environmental sustainability, transportation and personal mobility, business opportunities, world expos, and planning, organizing, and executing exhibitions and events; arranging and conducting of educational conferences; arranging and conducting of educational congresses; organization of exhibitions for cultural or educational purposes; arranging and conducting of educational symposiums in the field of architecture, real estate, information technology, technology, history, business, economics, marketing, advertising, environmental sustainability, transportation and personal mobility, business opportunities, world expos, and planning, organizing, and executing exhibitions and events; arranging and conducting of concerts; publication of books; entertainment in the nature of theater productions; entertainment services, namely, production of television shows; presentation of live show performances; providing museum facilities; ticket agency services for entertainment events; conducting guided tours of museums, historical sites, and educational institutions