Administrative assistance in responding to calls for tenders; auctioneering; organization of exhibitions for commercial or advertising purposes; organization of fashion shows for promotional purposes; organization of trade fairs; business intermediary services relating to the matching of potential private investors with entrepreneurs needing funding; commercial information agency services; commercial intermediation services; price comparison services; procurement services for others [purchasing goods and services for other businesses]; import-export agency services; sponsorship search; search engine optimization for sales promotion; presentation of goods on communication media, for retail purposes; rental of vending machines; rental of sales stands; online advertising on a computer network; market studies, demonstration of goods; commercial information and advice for consumers (consumer support centers); marketing; marketing research; provision of an online marketplace for buyers and sellers of goods and services; distribution of samples; sales promotion for others; production of teleshopping programmes; negotiation and conclusion of commercial transactions for third parties