Define a market small enough to observe
A marketplace can look busy in aggregate while failing a specific customer. Define the smallest useful market: a service category in a city, a delivery radius during a time slot, or a skill available for a particular deadline. Study matching inside that boundary.
When comparing cases, record their geographic and time constraints. A global directory and a local on-demand service solve different coordination problems. Their total listings are not comparable measures of availability.
Follow an attempted match from start to finish
Map the steps from a valid request to an accepted and completed transaction. Separate no available supply, unsuitable supply, slow response, rejected terms and failed delivery. Each failure needs a different intervention.
Use a consistent denominator such as eligible requests in the chosen market. Avoid celebrating a high completion rate calculated only from requests that already found a provider. Record time to a useful response as well as eventual completion.
Read growth cases for sequencing decisions
Ask which side was constrained when the company expanded. Did it add providers to an already active market, recruit demand for idle providers or improve reliability before adding either side? Extract the order of actions rather than treating growth as a single event.
Look for a failure case where expansion spread activity too thin. Check whether the source actually reports that mechanism. If it only describes the eventual closure, treat the liquidity explanation as a hypothesis requiring more evidence.
Run a bounded matching experiment
An illustrative tutoring marketplace could focus on one subject and a narrow evening schedule. Manually observe the unanswered requests, provider response and completed sessions. Set a cap on manual intervention so the test does not hide an unsustainable operating burden.
Expand only after naming the bottleneck and the evidence for improvement. A useful decision might be to improve response reliability instead of recruiting hundreds of additional providers.
Use this worksheet for your decision
Copy this into your notes. Leave unknowns visible instead of filling gaps with guesses.
Market boundary: Eligible requests: Available suitable supply: Response time: Match failure reasons: Completion denominator: Manual work per match: Constraint to test: Expansion threshold:Download the text worksheet ↓
Find evidence in the archives
Choose a supporting case and a counterexample with a different outcome. Read their sources and check whether their conditions match yours.
Cases to practice with (read and check the underlying sources):
Bring your question to the cases
Search a company or topic in the app, read the cases and ask follow-up questions to compare approaches.