Provision of an online marketplace for buyers and sellers of goods and services, including physical products, digital goods, and blockchain-verified digital assets such as non-fungible tokens (NFTs); facilitating online auctions, direct sales, and auctions for a wide range of goods and services; advertising and promotional services for others, including creating and displaying product listings on an online platform; providing business information and consulting services regarding the sale and purchase of goods and services, including guidance on secure transactions using fiat currency and cryptocurrency; operation of an online platform that connects sellers and buyers and provides tools for inventory management, order fulfillment, and customer relationship management; promoting the goods and services of others via an online marketplace through targeted marketing, search engine optimization, and data analytics; retail services featuring physical and blockchain-verified digital assets, such as NFTs, offered through an online marketplace platform.