Product design question

Build a feature for lending (goods) on Facebook.

Practice this question out loud. An AI interviewer asks it, follows up like a real interviewer would, and scores your answer. Type or speak.

What this question tests

Product sense for a new marketplace adjacent feature where trust mechanics matter as much as the core exchange flow.

Clarify the use case, peer to peer lending of physical goods, tools or equipment, among people in the same local community.
Identify the core user need, access to items used rarely without needing to buy them.
Identify the biggest risk, trust, since lending involves returning a physical item in good condition, unlike a simple sale.
Propose the solution, leveraging existing trust signals, mutual friends and local groups, plus a deposit or rating system.
Define success metrics, completed lend and return cycles and repeat lending rate within the same local network.

Identifies trust and item return as the core design challenge, distinct from a simpler one way sale transaction.
Leverages a real existing asset, mutual friends and local groups, to establish trust rather than inventing a new verification system.
Proposes a concrete mechanism, a refundable deposit plus a return condition rating, and a clear metric, percent of lends returned on time and in good condition.

Treating this the same as a buy or sell flow with no attention to the return step.
No trust or accountability mechanism proposed for late or damaged returns.
No metric defined for successful lend and return completion.

Chapters of the AI PM course that teach what this question tests.