Main Role of Product Manager in 5Ws and 1H

There is always 5Ws and 1H methodology used in Product Development or into any other field to discover concrete idea or gather correct information or knock down proper requirements from stakeholder. Why, What, When, Who, Where and How.

Main role of Product Manager is to understand Why and What from Stakeholders. eg.

1. Why we are doing this?
2. What we are going to do and What are the USPs?
   
   Following list of questions can be addressed later on:
3. Who will be benefit from this?
4. When we need to launch this?
5. Where we will be launching this product?
6. How we will implement/develop this?