Digital advertising services; Mobile advertising services for others; On-line advertising and marketing services; On-line advertising on computer communication networks; On-line advertising on computer networks; On-line advertising services for others; On-line business networking services; On-line professional networking services; On-line promotion of computer networks and websites; On-line trading services in which seller posts products to be auctioned and bidding is done via the Internet; Online advertising and promotional services; Online advertising network matching services for connecting advertisers to websites; Online retail store services for downloadable and pre-recorded music and movies; Online retail store services for downloadable digital music; Advertisement via mobile phone networks; Advertising and marketing services provided by means of indirect methods of marketing communications, namely, social media, search engine marketing, inquiry marketing, internet marketing, mobile marketing, blogging and other forms of passive, sharable or viral communications channels; Advertising and publicity services, namely, promoting the goods, services, brand identity and commercial information and news of third parties through print, audio, video, digital and on-line medium; Advertising, including on-line advertising on a computer network; Advertising, marketing and promotional services related to all industries for the purpose of facilitating networking and socializing opportunities for business purposes; Compiling indexes of information using blockchain technology; Development, operation and administration of digital signage systems and digital advertising systems for others, namely, providing advertising space by electronic means and global computer information networks; Marketing in the framework of software publishing; Marketing, promotional and advertising services provided by mobile telephone connections; Membership club services, namely, providing on-line information to members in the fields of branding, business development, business marketing, and marketing; On-line wholesale and retail store services featuring downloadable sound, music, image, video and game files; Online retail store services in the field of downloadable mobile applications; Operating on-line marketplaces for sellers and buyers of goods and/or services; Operation of gaming equipment and gaming systems in the gambling industry for others for business purposes; Preparing advertisements for others, namely, preparing video advertising and promotional videos for commercial use via the internet and television, digital cable and video-on-demand or download; Production of teleshopping programmes; Promoting visual and performing arts events by means of providing an online events calendar, original articles, interviews, and information about art, artists and arts events via an internet web site, all for promotional purposes; Promoting, advertising and marketing of the brands, products, services and online websites of individuals, businesses and nonprofit organizations; Providing online databases featuring information relating to employers and employees and places of employment; Providing a web site featuring the ratings, reviews and recommendations on products and services for commercial purposes posted by users; Providing a web site which features advertisements for the goods and services of others on a global computer network; Providing a website featuring an online marketplace for exchanging goods and services with other users; Providing advertising services using 3D and animation designs; Providing an online video business directory; Providing commercial information updates online and over a global computer network in the fields of business, commerce, and industry; Providing consumer product information for the purpose of selecting artificial intelligence (AI) hardware and software to meet the consumer's specifications; Provision of an online marketplace for buyers and sellers of goods and services; Provision of an online marketplace for buyers and sellers of downloadable digital art images authenticated by non-fungible tokens (NFTs); Provision of an online marketplace for buyers and sellers of downloadable digital games authenticated by non-fungible tokens (NFTs); Provision of an online marketplace for buyers and sellers of downloadable digital software authenticated by non-fungible tokens (NFTs); Provision of an online marketplace for buyers and sellers of downloadable digital assets authenticated by non-fungible tokens (NFTs); Provision of an online marketplace for buyers and sellers of downloadable digital land authenticated by non-fungible tokens (NFTs); Provision of an online marketplace for buyers and sellers of downloadable digital contents authenticated by non-fungible tokens (NFTs)