Downloadable computer software for blockchain technology; Downloadable computer software for payment and exchange transactions involving cryptocurrencies; Downloadable multimedia file containing artwork, text, audio, and video relating to consumer goods and human interest topics authenticated by non-fungible tokens (NFTs); Provision of an online marketplace for buyers and sellers of downloadable digital collectibles authenticated by non-fungible tokens (NFTs); Issuance of tokens of value; Currency exchange services; Currency trading; Electronic banking via a global computer network; Electronic funds transfer; Real estate development; real estate site selection; land development services, namely, planning and laying out of residential, industrial and commercial communities; construction consultancy; consultation services in the field of construction of environmentally-conscious buildings; construction project management services, Construction supervision, Construction planning, Construction of civil engineering structures using concrete, Construction of civil engineering structures; Providing on-line digital publications in the nature of Non-Fungible Tokens in the field of Digital Art Issuance of tokens of value, namely, digital tokens; non-fungible tokens used with blockchain technology to represent a collectible item; Software as a service featuring virtual products and marketplaces; Design and development of home security systems, Engineering and system analysis in the field of home security systems, Providing graphic design services to create specialty interior environment settings, Engineering design services