Auction management services provided to others over an on-line web site accessed through a global computer network; Arranging and conducting auctions in the field of photographs stored in non-fungible tokens using blockchain technology; On-line auction services featuring digital photographs; On-line auction services for photographers; On-line auctioneering services via the Internet; On-line consignment services whereby goods are received on consignment for auction on an online auction site; On-line trading services in which seller posts products to be auctioned and bidding is done via the Internet; Operating on-line marketplaces featuring photographs; Organisation of internet auctions; Organizing and conducting charity auctions for charitable fundraising purposes; Providing on-line auction services; Provision of an on-line marketplace for buyers and sellers of goods and services; Provision of an on-line marketplace for buyers and sellers of photographs stored in non-fungible tokens