This is a strategic inquiry aimed at evaluating your understanding of key business metrics and their practical application, such as Uber's expansion into a new city. The interviewer seeks to learn which performance indicators you deem vital for tracking the success of this initiative. The focus will be on your data-driven approach, market knowledge, insights into customer behavior, and grasp of business objectives like growth, profit maximization, and market share acquisition. To respond effectively, you should consider important factors such as market penetration, customer satisfaction, revenue, expenses, and competitive dynamics.