NFTs — What you need to know

Alex Tillman
4 min readNov 28, 2021


Understanding NFTs:

NFTs are blockchain-based assets that are used to validate the digital ownership of any asset linked to the currency. The blockchain may be compared to a shared global database and virtualized system. A blockchain token is a collection of uniquely identifiable data whose existence is permanently inscribed into the network. Similarly, blockchain consumers are identified by their “wallet” handle. Anyone with access to a blockchain browser, block explorer, or the Graph some elevated cases, may view the contents of everyone else’s wallet.

Non-fungible tokens allow artists to publish their work online without concern of piracy. You may easily replicate the image file from someone else’s NFT, and you can even construct a clone of the Mona Lisa to place beside “your” NFT photo.

In the parts below, we describe how and where to acquire NFTs, for what reason to buy NFTs, how to make an NFT, and how to sell NFT art.

How can I purchase NFTs?

If you’ve ever used eBay, you’ll understand how buying NFTs works.

The bulk of NFT marketplaces function in the same way as auction houses do. You place a bid and then wait to see if you are the winner of your desired NFT.

Some websites, like eBay, also provide ‘Buy Now’ options, in which multiple NFTs are available for a predetermined price.

Another significant feature of NFT marketplaces is that prices are generally expressed in hexadecimal. Because of the volatility of the cryptocurrency exchange value at any given time, its dollar value may alter on a regular basis.

This is due to the fact that many NFT marketplaces require you to purchase their non-fungible tokens using a few select types of cryptocurrency knowing what blockchain your NFTs are built on helps mitigate some pain.

Typically using a digital currency native to the NFT platform is helpful, some marketplaces have options to use several types.

Every purchase is subject to a variable ‘gas price or network fee.’ It is the money that goes to the miners that provide the blockchain with processing power. Each blockchain has a different approach for using its network, it's worth estimating the transaction fee since it can be costly at times. It may push the costs well outside of the profit range.

Where can I get NFTs?

Several NFT marketplaces meet a variety of needs.

Some provide a diverse selection of tokens, ranging from music and art to collectibles and domain names. Others offer branded merchandise, such as NBA Top Shot for the North American national basketball league or Axie Infinity for the Pokemon-inspired internet game.

Popular NFT marketplaces include AtomicHub, NiftyGateway,, SuperRare,, Rarible, and Mintable.

What you need to realize here is that each market has its own set of bitcoin wallet standards. You cannot currently use a single wallet on all sites.

MetaMask is the most popular crypto account, although others include Formatic, Coinbase Wallet, and more.

How do you make an NFT?

To produce, or mint,’ an NFT, all you need is the image, video, or audio material you want to submit and a pre-funded crypto wallet that can be used with your favorite blockchain (likely Ethereum, but others are showing huge potential, such as WAX-P, WAX-E most just know it as WAX).

Minting your own NFT can be done at the same sites where you would buy one, such as AtomicHub,, or

These markets work in somewhat various ways, but the process is typically as simple as clicking the ‘Register’ button on the website and following the instructions.

It entails submitting the paperwork, selecting whether to mint one or many NFTs, and determining the purchasing price and kind.

You may be charged a gas fee while minting the NFT, which varies according to the network.

How Do You Sell NFTs?

There are two ways to sell NFTs: exchanging a previously acquired NFT and providing an NFT that you have minted.

And, as with the minting of an NFT, there would be fees for swapping your non-fungible token. It will cover not just gasoline costs, but also market-determined ultimate purchase service fees.

How Do You Sell an NFT That You Have Purchased?

NFTs, like any other asset, may be resold on the secondary market.

To do so, make sure the NFT in question is in the virtual wallet connected with your selected auction, and then offer it for purchase.

While your NFT may resell for considerably more than you paid for it, the long-term or even very short-term value of NFTs is not guaranteed.

How Can You Sell Your NFT?

As previously said, this will almost certainly be the end of the manufacturing, or minting, process on whichever network you are using.

Depending on the source, you will either set the ‘Buy Now’ price or determine the bidding parameters, particularly the limit price.

Check out my NFTs and Blockchain Domains if you are interested!

Thanks to everyone who caught the errors in the first post!



Alex Tillman

Life is short. That’s all there is to say. Get what you can from the present – thoughtfully, justly. Marcus Aurelius