# Exposure data

- [When and why do we use exposure data?](https://support.happydemics.com/launch/exposure-data/when-and-why-do-we-use-exposure-data.md)
- [How to add my exposure data?](https://support.happydemics.com/launch/exposure-data/how-to-add-my-exposure-data.md)
- [Pixel retargeting](https://support.happydemics.com/launch/exposure-data/how-to-add-my-exposure-data/pixel-retargeting.md)
- [Pixel availability across publishers](https://support.happydemics.com/launch/exposure-data/how-to-add-my-exposure-data/pixel-retargeting/pixel-availability-across-publishers.md): Here is the list of publishers where Happydemics' pixel is available.
- [How do I check if my retargeting pixel is embedded correctly?](https://support.happydemics.com/launch/exposure-data/how-to-add-my-exposure-data/pixel-retargeting/how-do-i-check-if-my-retargeting-pixel-is-embedded-correctly.md)
- [Id Batch](https://support.happydemics.com/launch/exposure-data/how-to-add-my-exposure-data/id-batch.md)
- [POI (lat/long)](https://support.happydemics.com/launch/exposure-data/how-to-add-my-exposure-data/poi-lat-long.md): What is a POI list ?
- [Broadcasting framework](https://support.happydemics.com/launch/exposure-data/how-to-add-my-exposure-data/broadcasting-framework.md)
- [Can I run a Brand Lift without a pixel or data exposure ?](https://support.happydemics.com/launch/exposure-data/can-i-run-a-brand-lift-without-a-pixel-or-data-exposure.md): Are pixels or data exposure mandatory to run a Brand Lift ?


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