Your question is Define a Product North Star. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
You are a senior product analyst on a B2B communications product. The leadership team wants one metric that captures whether the product is creating real value, not just activity.
How would you define the North Star Metric for a product like Aircall?