YOOU MARKETPLACE EVIDENCE CHECKLIST

[ ] Marketplace and country recorded
[ ] Buyer language and query variants recorded
[ ] Collection time and collector status recorded
[ ] Listings opened and checked for product relevance
[ ] Unrelated objects and lexical false matches excluded
[ ] Observed supply kept separate from demand evidence
[ ] Missing data labelled unavailable or insufficient
[ ] No sales or first-mover claim inferred from zero results