- Who is our customer?
- What are their pains?
- What job do they need done?
- Is our customer segment too broad?
- How do we find them?

- How can we solve this problem?
- What form should this take?
- How important is the design?
- What’s the quickest solution?
- What is the minimum feature set?
- How should we prioritize?

- Are they really willing to pay?
- How much will they pay?
- How do we convince them to buy?
- How much will it cost to sell?
- Can we scale marketing?

- Is this solution working?
- Are people using it?
- Which solution is better?
- How should we optimize this?
- What do people like/dislike?
- Why do they do that with our product/service?