Cardstack (CARD) is a useful open-source framework token that allows users and businesses to use applications that interact with multiple blockchains, decentralized protocols, coin-supported dApp applications, and cloud services, while paying a single fee for transactions on the chain.

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🤔 How do blockchain-based loyalty programs work?
🤔 What advantages do they offer?
🤔 How can companies go about integrating these loyalty programs into their operations?

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How do blockchain-based loyalty programs work. What advantages do they offer.