# Page Not Found

The URL `getting-to-know-aurelia/observation/using-observerlocator` does not exist.

You might be looking for one of these pages:
- [Using observerLocator](https://docs.aurelia.io/getting-to-know-aurelia/state-and-observation/observation/using-observerlocator.md)
- [Observation](https://docs.aurelia.io/getting-to-know-aurelia/state-and-observation/observation.md)
- [State & observation](https://docs.aurelia.io/getting-to-know-aurelia/state-and-observation.md)
- [HTML observation](https://docs.aurelia.io/getting-to-know-aurelia/state-and-observation/observation/html-observation.md)
- [Effect observation](https://docs.aurelia.io/getting-to-know-aurelia/state-and-observation/observation/effect-observation.md)

## How to find the correct page

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

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/getting-to-know-aurelia/state-and-observation/observation/using-observerlocator.md`)
- Use `Accept: text/markdown` header for content negotiation