# Page Not Found

The URL `channels` does not exist.

You might be looking for one of these pages:
- [Introduction](https://docs.letterpad.app/readme.md)
- [Navigation Menu](https://docs.letterpad.app/navigation-menu.md)
- [Pending Docs](https://docs.letterpad.app/pending-docs.md)
- [Writing a post](https://docs.letterpad.app/publishing/writing-a-post.md)
- [Grouping posts](https://docs.letterpad.app/publishing/grouping-posts.md)

## How to find the correct page

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

## Tips for requesting documentation

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