# Policies - [Fair Use Policy](https://henull.gitbook.io/en/about-us/policies/fair-use-policy.md): Henull believes in providing our customers with the best experience possible. As such, we set usage limits on some products to protect the interests of all our customers. - [Refund Policy](https://henull.gitbook.io/en/about-us/policies/refund-policy.md): Thanks for purchasing at Henull.com! If you are not entirely satisfied with your purchase, we're here to help. - [Privacy Policy](https://henull.gitbook.io/en/about-us/policies/privacy-policy.md): This privacy policy sets out how Henull uses and protects any information that you give Henull when you use this website. - [DMCA (Digital Millennium Copyright Act)](https://henull.gitbook.io/en/about-us/policies/dmca-digital-millennium-copyright-act.md) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://henull.gitbook.io/en/about-us/policies.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.