If you are preparing for Meta interviews, here are some external resources that might be helpful:

1. Ravi Mehta - An insider’s view of Facebook interview.

2. Product Metrics - Sequoia Capital - Helps with product sense, metrics and analytics questions

3. User Metrics - Sequoia Capital - Helps with product sense, metrics and analytics questions

4. Rohan Katyal - An approach to execution questions

5. StellarPeers - A former Facebook PM breaks down all FB question types, and then some.

6. Counter Metrics Julie Zhou & Product Coalition

You should notice a common theme.

Meta/Facebook is very outcome-driven. To nail a Meta interview, you need to be a metrics/data-driven PM on top of having great product sense.