# Page Not Found

The URL `user-guide/concepts-features` does not exist.

You might be looking for one of these pages:
- [appRules® Concepts & Features](https://docs.appstrategy.com/apprules-r-documentation/platform/concepts-features.md)
- [Platform Features](https://docs.appstrategy.com/apprules-r-documentation/platform/platform-features.md)
- [Condition Categories](https://docs.appstrategy.com/apprules-r-documentation/platform/platform-features/conditions/condition-categories.md)
- [Sourced Values](https://docs.appstrategy.com/apprules-r-documentation/platform/platform-features/sourced-values.md)
- [Connection Settings](https://docs.appstrategy.com/apprules-r-documentation/platform/platform-features/system-settings/data-sources/connection-settings.md)

## How to find the correct page

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

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/apprules-r-documentation/platform/concepts-features.md`)
- Use `Accept: text/markdown` header for content negotiation