On-line retail store services featuring a wide variety of consumer goods of others; Advertising services; Advertising and publicity services; Electronic billboard advertising; On-line promotion of computer networks and websites; Demonstration of goods; Dissemination of advertising for others via the Internet; Demonstration of goods and services by electronic means, also for the benefit of the so-called teleshopping and homeshopping services; Advertising by transmission of on-line publicity for third parties through electronic communications networks; Advertisement and publicity services by television, radio, mail; Advertisement via mobile phone networks; Advertising by mail order; Business administration of consumer loyalty programs; Commercial administration of the licensing of the goods and services of others; Providing business information via a website; Sales promotion for others; Provision of an online marketplace for buyers and sellers of goods and services; Auctioneering; Marketing services; Online auction services; Auction services; Import-export agency services; On-line auctioneering services via the Internet; Professional staffing services; Compiling indexes of information for commercial or advertising purposes; Updating and maintenance of data in computer databases; Bookkeeping; Sponsorship search; Rental of vending machines; Rental of sales stands; Retail store services featuring a wide variety of consumer goods of others; Promoting the goods and services of others by means of operating an on-line shopping mall with links to the retail web sites of others; Providing marketing consulting in the field of social media; Provision of an online marketplace for buyers and sellers of downloadable digital image files authenticated by non-fungible tokens (NFTs); Retail store services featuring downloadable digital image files of smartphones, mobile phone straps, smartwatches, advertising signs of cardboard, stationery, travel baggage, luggage bags, headphone authenticated by non-fungible tokens (NFTs)