# Page Not Found

The URL `user-guide` does not exist.

You might be looking for one of these pages:
- [Connect a billing system](https://help.fincome.co/en/guide/sources.md)
- [Import a billing file](https://help.fincome.co/en/guide/sources/import-a-billing-file.md)
- [Merge customers](https://help.fincome.co/en/ajuster/merge-customers.md)
- [Live](https://help.fincome.co/en/resources/live.md)
- [Users and roles](https://help.fincome.co/en/avancees/users-and-roles.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://help.fincome.co/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://help.fincome.co/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/en/guide/sources.md`)
- Use `Accept: text/markdown` header for content negotiation