# Protocol mechanics

- [Unlockd Account](/protocol-mechanics/unlockd-account.md)
- [Keep Custody & Ownership](/protocol-mechanics/keep-custody-and-ownership.md)
- [Liquidity Pools](/protocol-mechanics/liquidity-pools.md)
- [USDC Pool](/protocol-mechanics/liquidity-pools/usdc-pool.md)
- [Idle Liquidity Booster](/protocol-mechanics/liquidity-pools/idle-liquidity-booster.md)
- [Loan characteristics](/protocol-mechanics/loan-characteristics.md)
- [Collateral Valuation](/protocol-mechanics/collateral-valuation.md): Leaving obsolete floor pricing behind with the help of third-parties.
- [Physical Assets](/protocol-mechanics/collateral-valuation/physical-assets.md)
- [Financial Assets](/protocol-mechanics/collateral-valuation/financial-assets.md)
- [Multi-Asset Collateral](/protocol-mechanics/multi-asset-collateral.md)
- [Dynamic Loan-To-Value](/protocol-mechanics/dynamic-loan-to-value.md)
- [Liquidations](/protocol-mechanics/liquidations.md)
- [Health Factor](/protocol-mechanics/liquidations/health-factor.md)
- [Borrower Grace Period](/protocol-mechanics/liquidations/borrower-grace-period.md)
- [Liquidation Process](/protocol-mechanics/liquidations/liquidation-process.md)
- [Smart Liquidation Algorithm](/protocol-mechanics/liquidations/smart-liquidation-algorithm.md)
- [External Liquidation Gateways](/protocol-mechanics/liquidations/external-liquidation-gateways.md)
- [Marketplace](/protocol-mechanics/marketplace.md)
- [Bid Now, Pay Later](/protocol-mechanics/marketplace/bid-now-pay-later.md)
- [Notifications](/protocol-mechanics/notifications.md)
- [Protocol Fees](/protocol-mechanics/protocol-fees.md)