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

# Earn Bitcoin

- [By Referring Others](https://docs.starbackr.com/guides/earn-bitcoin/by-referring-others.md)