What makes a good problem statement?
Make it open enough to inspire a lot of ideas.
Make it closed enough to give your team the direction they need.
Make sure that it can't be answered with a simple yes or no.
To achieve this, you can start the statement with "HOW MIGHT WE..."
How might we prevent shopping carts from getting rusty.
How might we reinvent shopping.
How might we redesign shopping carts to last longer.
Let your participants know who you are