> For the complete documentation index, see [llms.txt](https://support.happydemics.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://support.happydemics.com/methodology/happydemics-respondents/where-do-we-broadcast-our-questionnaires.md). # Where do we broadcast our questionnaires? Our brand lift questionnaires are broadcasted across the entire digital advertising inventory. Practically speaking, we use programmatic media buying. This enables us to reach respondents who recall your ad and to collect spontaneous answers. Anyone browsing on mobile apps or the web (desktop or mobile web) may receive our short questionnaires. The questionnaires are optimized and shown to unique respondents through a wide network of publishers. Here is a short video showing how someone browsing the New York Times app can become a Happydemics respondent: {% embed url="" %} --- # Agent Instructions This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com. ## 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://support.happydemics.com/methodology/happydemics-respondents/where-do-we-broadcast-our-questionnaires.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.