Why isn't someone already doing this?

How big an opportunity is there?

Why did your team get together?

How much money could you make per year?

What makes new users try you?

If your startup succeeds, what additional areas might you be able to expand into?

In what ways are you resourceful?

Who needs what you're making?

What is your growth like?

What have you learned so far from working on your product?

How much does customer acquisition cost?

What are you going to do next?

What domain expertise do you have?

What has surprised you about user behaviour?

Six months from now, what's going to be your biggest problem?

Who would be your next hire?

Who are your competitors, and who might become competitors? Who do you fear most?

Why will you succeed?

What, exactly, makes you different from existing options?

What's the conversion rate?

Who is going to be your first paying customer?

How is your product different?

Where do new users come from?

What is the next step with the product evolution?

What's the biggest mistake you have made?

What's new about what you make?

How are you meeting customers?

How many users do you have?

What is your distribution strategy?

What do you understand that others don't?

What do you understand about your business that other companies in it just don't get?

Who would you hire or how would you add to your team?

Why did you pick this idea to work on?

What do you understand about your users?

How long can you go before funding?

How many users are paying?

What are the top things users want?

What is your burn rate?

How are you understanding customer needs?

How much money do you spend per month?

Do you have a demo?

What competition do you fear most?

Are you open to changing your idea?

Why do the reluctant users hold back?

What is your user growth rate?

What obstacles will you face and how will you overcome them?

What are the key things about your field that outsiders don't understand?

Will your team stick at this?