> For the complete documentation index, see [llms.txt](https://docs.hypersurface.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.hypersurface.io/overview.md).

# Overview

- [How do Covered Calls work?](https://docs.hypersurface.io/overview/how-do-covered-calls-work.md)
- [How do Cash-Secured Puts work?](https://docs.hypersurface.io/overview/how-do-cash-secured-puts-work.md)
- [Settlement](https://docs.hypersurface.io/overview/settlement.md)
- [Early Position Closures](https://docs.hypersurface.io/overview/early-position-closures.md)
- [Who can use Hypersurface?](https://docs.hypersurface.io/overview/who-can-use-hypersurface.md)
- [Auctions](https://docs.hypersurface.io/overview/auctions.md): How Hypersurface auctions option inventory, and how to take part
- [Rebate Ledger](https://docs.hypersurface.io/overview/rebate-ledger.md): How option sellers earn and claim auction rebates
- [Points Program](https://docs.hypersurface.io/overview/points-program.md): Hypersurface's reward program where traders earn points based on on-chain activity. Points are distributed weekly and will evolve across different seasons, stay tuned for more.
- [Referrals & Affiliate Program](https://docs.hypersurface.io/overview/referrals-and-affiliate-program.md)