Denis Gavchuk — MBA, doctoral student. Advisor to the Russian Academy of Natural Sciences.More than 15 years in the restaurant and hotel business. Membership in the Federation of Restaurateurs and Hoteliers of Russia, the Moscow Chamber of Commerce and Industry and the International Organization for Legal Research (Baku, Azerbaijan).Author of more than 20 publications in Russia, China, UAE, Germany, USA, Spain, Australia, Poland, etc.