Tutorials

Perpetuals on Layer 2

http://help.dydx.exchange/en/articles/4969332-a-beginner-s-guide-to-going-long-short-using-perpetuals-on-dydx

Margin / Spot / Borrowing / Lending on Layer 1

Lending:

https://medium.com/dydxderivatives/getting-started-with-dydx-part-1-c655a6a48b32

Borrowing:

https://medium.com/dydxderivatives/getting-started-with-dydx-part-2-borrowing-d7d1236a572d

Margin Trading:

https://medium.com/dydxderivatives/getting-started-with-dydx-margin-trading-part-1-fe43789c2368

Video Tutorials:

Check out dYdX's Youtube channel for official and community-generated video guides.