NFTs are a unique digital asset, which can be bought and sold like any other type of property, but they have no tangible form.
NFTs are not divisible or transferable, they can only be sold.
The art is being tokenized, becoming an NFT, being ideal to generate a certificate of authenticity and ownership.
Most of the NFTs are tokens based on the Ethereum network, many marketplaces of these collectibles accept Ethereum tokens as payment. If you already have an account in any cryptocurrency exchange, you can buy Ethereum in it and send them to the Marketplace wallet of your choice.
An Ethereum WALLET that supports ERC-721 (the Ethereum-based NFT token standard), such as MetaMask, Trust Wallet, or Coinbase Wallet.
At the time of receiving funds in any wallet that is associated with the Marketplace, buying an NFT is really easy. Almost all Marketplaces have open auctions, a bid must be submitted for the NFT you want to buy.
The NFTs are digital files that attribute ownership and authenticity at the time of purchase, we must use the platforms correctly, complying with the indicated security parameters.