Start with the big problem.
Choose a decision maker, a facilitator and a diverse group.
Plan time and space.

Choose the best solution without thinking.
Have a competition of ideas.
Make a plan for the prototype.

Diagram the problem.
Interview the team and experts.
Choose a (problematic) goal for this process.

Build a façade rather than a product.
Low quality sketch.

Find ideas and inspiration.
Put possible solutions on paper (storyboard).

Five clients.
Answer the right questions.
Finding the patterns and planning the next step (refinement).