35 Advertising; commercial business management; administrative and commercial management of a fleet of sports articles; drawing up of statements of accounts; office work; business management and organization consultancy; arranging subscriptions to telecommunication services for third parties; arranging newspaper subscriptions for third parties; commercial management of shops; arranging subscriptions for the rental of sports articles for third parties; administration of loyalty programs; computer file management; updating and maintenance of data in computer databases; data search in computer files for third parties; compilation of statistics; website traffic optimization; search engine optimization for sales promotion purposes; providing online marketplaces for buyers and sellers of goods and services; providing marketplaces for goods and services on the Internet; commercial negotiation and customer information services; auctioneering services; organization of auctioneering on the Internet; commercial administration of the licensing of third-party goods and services; cost price analysis services; price comparison services; preparation of estimates for third parties; organization of exhibitions for commercial or advertising purposes; public relations; commercial intermediation; wholesale, retail and/or online sale of water vehicles, articles and accessories for sports, surfboards, bodyboards, stand-up paddle boards, kitesurf, wingfoil and/or sailboards and their accessories, sports products and care accessories, clothing, shoes, headwear, drinking bottles, sails, bags, covers, towels, stickers; management of a discount program enabling participants to obtain discounts on goods and services through a membership card giving entitlement to reductions; commercial information and advice for consumers (consumer advice shop); negotiation of business contracts for third parties; import-export agency services; shop window dressing; commercial lobbying services; opinion polling; rental of sales stands; competitive and business intelligence services.