Administrative business management of exhibition sites for the organization of exhibitions, fairs, forums and trade shows, colloquiums, conferences, and congresses; organization of exhibitions, trade shows, fairs and all types of events for commercial or advertising purposes; promoting the sale of goods and services of others by organizing, promotional services, namely, organization of competitions for promotional purposes, with or without distribution of prizes or allocation of rewards, in particular in the field of shows, colloquiums, conferences, congresses, exhibitions, trade fairs; administration of exhibition sites in the nature of providing facilities for trade exhibitions, business administration services for exhibition venues; organization of business meetings for connecting qualified service providers with consumers in the context of trade shows, colloquiums, conferences, congresses, exhibitions, fairs, namely, putting in touch exhibitors and visitors for the purpose of holding business meetings; organization of fashion shows for promotional purposes; market study; market research; public, market opinion polling ; modeling services for advertising or sales promotion; demonstration of goods