Not all NFT raises in price. A lot of depends from NFT collection, who made this collections and the promotion of collection.
It is necessary to evaluate the potential of NFT that in the future the price for NFT will raise.
Why one NFT growth in price but the others NFT do not grow in price.
Not many people understant from what factors depends the price of NFT.
NFT market is a new market and sometimes it is very different to evaluate the price of NFT.