You can pre-sell an Ordinals NFT on Solana & Ethereum (see example here) or link your Xverse wallet to spin up a pre-sale link and receive BTC natively.
Users connect their wallet and purchase with a single tap. Confirmation happens within 2 blocks or ~20 mins on average. Both end users and merchants can see the status of transactions in real time via the dashboard as well as the blockchain explore. The wallet used for purchase is automatically whitelisted for a free mint claim on Magic Eden's launchpad.