Define success for launching a new local payment method
Measure successHardProblem. The team wants to add a popular local payment method (say, a regional wallet) in a country. Leadership asks how you'd define success. What metrics?
Before you reveal: say your answer out loud, as if you were in the real interview — get your reasoning across clearly first. There is no single correct answer: reading what the interviewer is really after and defending your own thinking is what makes an answer strong.