What you can do with the tool:
Quickly grasp the core of an idea, concept or prototype.
Ensuring that the user/customer is in the focus by starting with the question about the customer problem and then intensively addressing the customer's needs.
Consider an idea under the four different aspects Need (problem/need), Approach (solution/performance promise), Benefit (benefit) and Competition (alternative/competition).
Present an idea at an early stage and obtain important feedback.