Compound

https://coinbase.com/earn/comp/invite/v8x2km4j

A1: Earn interest on crypto

A2: Supply crypto asset as collateral

A3: COMP token holders

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Lumen
https://coinbase.com/earn/xlm/invite/c70tprs8

Q1: A decentralized protocol that unites the world financial infrastructure.

Q2: Facilitating low cost, universal payments.

Q3: Transactions are fast, inexpensive, and global.

Q4: To issue, exchange, and transfer tokens quickly and efficiently

Q5: It relies on the cooperation of trusted nodes to confirm transactions