> For the complete documentation index, see [llms.txt](https://eval.playbook.org.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://eval.playbook.org.ai/product-analytics/how-to-evaluate.md).

# How to evaluate

- [How is Level 2 evaluation performed?](https://eval.playbook.org.ai/product-analytics/how-to-evaluate/how-is-level-2-evaluation-performed.md)
- [Methods for experimentation: A/B testing and beyond](https://eval.playbook.org.ai/product-analytics/how-to-evaluate/methods-for-experimentation-a-b-testing-and-beyond.md)
- [Connection with other levels](https://eval.playbook.org.ai/product-analytics/how-to-evaluate/connection-with-other-levels.md)
- [Why Aren’t Users Engaging?](https://eval.playbook.org.ai/product-analytics/how-to-evaluate/why-arent-users-engaging.md)