> For the complete documentation index, see [llms.txt](https://docs.btc1usd.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.btc1usd.com/part-1-getting-started-with-crypto.md).

# 🌍 Part 1 – Getting Started with Crypto

- [What is Cryptocurrency?](https://docs.btc1usd.com/part-1-getting-started-with-crypto/what-is-cryptocurrency.md)
- [Why Bitcoin Matters](https://docs.btc1usd.com/part-1-getting-started-with-crypto/why-bitcoin-matters.md)
- [What Is a Stablecoin?](https://docs.btc1usd.com/part-1-getting-started-with-crypto/what-is-a-stablecoin.md)