NFT-Collection Requirements There should only exist 20 Crypto Dev NFT's and each one of them should be unique. User's should be able to mint only 1 NFT with one transaction. Whitelisted users, should have a 5 min presale period before the actual sale where they are guaranteed 1 NFT per transaction. There should be a website for your NFT Collection. Prerequisites You should have completed the Whitelist dApp Demo here http://nft-collection-d3vd00m.vercel.app/