> For the complete documentation index, see [llms.txt](https://api3-ecosystem.gitbook.io/eco/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://api3-ecosystem.gitbook.io/eco/referrers/become-an-api3-affiliate/referrer-materials.md).

# Referrer materials

Materials to support your engagement of the DeFi ecosystem.

**Please see the key resources for starting:**

* An overview of API3: [Explore](https://docs.api3.org/explore/introduction/) within the documentation
* Introducing dAPIs: [Product](https://medium.com/api3/introducing-phase-2-managed-dapis-b204670d2545) overview
* A further dive into dAPIs: See this within the materials [here](/eco/referrers/become-an-api3-affiliate/understanding-dapis.md)
* Developer tutorial: [How to read a dAPI](https://www.youtube.com/watch?v=Wq8tLxbhJBQ\&t=2s)

Developer information about dAPIs can be found in the documentation:  <https://docs.api3.org/reference/dapis/understand/>

### Onboarding call&#x20;

Every affiliate will have an onboarding call to run through API3s products and answer any questions you may have. We appreciate your effort and will support you as much as possible through the programme.&#x20;