> For the complete documentation index, see [llms.txt](https://docs.echelon.io/echelon-prime-foundation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.echelon.io/echelon-prime-foundation/3.0-prime-sinks/3.2-upcoming-sinks/bonds.md). # Bonds **Summary**\ Like [Card Lending](/echelon-prime-foundation/3.0-prime-sinks/3.2-upcoming-sinks/card-lending.md), but private and customizable, Bonds are a platform for collective player economies. Bond members can lend NFT cards to other members of their Bond. Borrowing within a Bond is free. You 'pay' for borrowed cards through a rake on [gameplay](/echelon-prime-foundation/2.0-prime-token/2.1-gameplay.md) emissions. Rake percentages are set by Bond administrators, and can be changed. Memberships are exclusive - you cannot be in more than one Bond at a time.\ \ Better players may find themselves in Bonds with lower rakes. After all, if borrowers win more often, lenders can take a smaller percentage for each win. The Bond system sinks PRIME in a few ways— upfront creation fees, ongoing maintenance fees, and a portion of rakes.\ \ **Cost**\ TBD.\ \ **Percent to** [**Sink Schedule**](/echelon-prime-foundation/2.0-prime-token/2.2-sink-distributions.md)\ TBD.