{"page":"/tools/commerce-media-platform-rfp","modified":"2026-11-10","license":"https://creativecommons.org/licenses/by/4.0/","columns":["Item","Question","Why it matters","A good answer contains"],"rows":[["C1","Which clean room or privacy-enhancing technology do you use, and who approves queries?","Whoever controls the query templates controls what can leak.","The named technology, the approval workflow and who holds the keys."],["C2","What are the minimum aggregation thresholds, and can you change them without our approval?","Low or vendor-controlled thresholds allow re-identification by comparing overlapping results.","Thresholds stored as our configuration, with a change log."],["C3","How do audiences reach offsite channels, and which identifier leaves our perimeter?","Offsite activation is where data most often leaves.","Each destination, the identifier type, contract terms with each and deletion at campaign end."],["C4","What can an advertiser bring into the clean room, and what can it take out?","Two-way flows create new disclosures on both sides.","Input and output policies, export limits and query logs we can read."],["C5","How is matching to third-party data done, and is it disclosed?","The IAB/MRC guidelines require transparency in how third-party matching is conducted (January 2024).","Method, partners and match rates, written into reporting."]],"sourceUrls":[[],[],[],[],["https://www.iab.com/wp-content/uploads/2024/01/IAB_Retail_Media_Measurement_Guidelines_January2024.pdf"]]}