Depending on the purpose of your purchase will determine what kind of NFT you would want to buy. If you are a collector or fan you can opt to buy memorabilia, sporting cards, digital artworks, and more that are aligned with your passion. If you are looking towards investing in NFTs look for NFTs that stand to fetch good prices in the future. The best bet is to go based on popularity, hype, going viral, rarity, and others to get good returns in investments.