{"id":1561,"slug":"proptx-aua-s7c-no-decompile-analyze-derivative-works","title":"PropTx AUA s.7(c) — express prohibition: no decompile / reverse-engineer / disable / modify / **analyze** / create derivative works of software, MLS Database, BRS Database; s.4 ties to REBBA/TRESA","kind":"reference","scope":"business","status":"current","audiences":["kevin","candid-team"],"topics":["mls-data-licensing"],"reference_body":"**Claim.** PropTx AUA s.7(c) expressly forbids users to \"decompile, reverse-engineer, disable, modify, analyze or create derivative works of the software, MLS Database or BRS Database.\" Section 4 prohibits using/copying/reproducing/exploiting the MLS Database contrary to the By-Laws, MLS Rules, MLS Policies, or Ontario's REBBA/TRESA.\n\n**Quote.**\n> \"Decompile, reverse-engineer, disable, modify, analyze or create derivative works of the software, MLS Database or BRS Database.\"\n\n**Source.** PropTx AUA s.7(c), quoted in torkin.com analysis of TREB v. Mongohouse; PropTx Rules effective Dec 2 2024, accessed 2026-06-21.\n\n**Confidence.** Verified for the clause text via litigation summary; the operative AUA may have evolved — see caveats.\n\n**Caveats.** The exact, current signed AUA text must be reviewed — the version cited is via a 2019 litigation summary + the Dec 2 2024 PropTx Rules; operative DLA/AUA terms may differ and may have changed. The word \"analyze\" is the single most dangerous term for any analytics product — broad, ambiguous, untested in this context.\n\n**Implication / use.** The hardest \"no\" line for any analytics product. Anchors [[rule-mls-no-derivative-works-aua-s7c-analyze-clause-is-broad]]. Counsel-required before any product asserts it does not breach this.","rationale_body":null,"metadata":null,"links":{"outgoing":[{"slug":"research-brief-mls-data-inside-the-box-ontario-june-2026","title":"Research notes (capture-layer): inside the MLS box — what an Ontario member agent's account exposes, what goes unused, and what they're licensed to do with it (June 2026)","kind":"research-notes","scope":"business","link_type":"depends-on"},{"slug":"proptx-mls-rules-effective-dec-2-2024","title":"PropTx MLS Rules — operative version effective Dec 2 2024 (primary PDF)","kind":"reference","scope":"business","link_type":"relates-to"}],"incoming":[{"slug":"research-brief-mls-data-inside-the-box-ontario-june-2026","title":"Research notes (capture-layer): inside the MLS box — what an Ontario member agent's account exposes, what goes unused, and what they're licensed to do with it (June 2026)","kind":"research-notes","scope":"business","link_type":"relates-to"},{"slug":"rule-mls-no-derivative-works-aua-s7c-analyze-clause-is-broad","title":"Rule: no \"derivative works\" of the MLS Database. PropTx AUA s.7(c) includes \"analyze\" — broad, ambiguous, untested. Counsel-required before any analytics product asserts non-breach","kind":"rule","scope":"business","link_type":"depends-on"},{"slug":"caveats-mls-data-inside-the-box-untested-clauses-and-self-reported-metrics","title":"Caveats: MLS-data inside-the-box brief (June 2026) — untested clauses, self-reported metrics, contested copyright status","kind":"reference","scope":"business","link_type":"relates-to"}]},"created_at":"2026-06-21T10:47:49.168Z","updated_at":"2026-06-21T10:47:49.168Z"}