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

# Basics

- [What is gas price?](https://docs.yad.finance/knowledge-base/basics/what-is-gas-price.md)
- [What is price impact?](https://docs.yad.finance/knowledge-base/basics/what-is-price-impact.md)
- [What is slippage?](https://docs.yad.finance/knowledge-base/basics/what-is-slippage.md)
- [What is the fee structure?](https://docs.yad.finance/knowledge-base/basics/what-is-the-fee-structure.md)