{"id":"CLU-010","area":"Clustering and Canonical Ownership","title":"Protect established URLs","if":"an older URL has links, traffic, or history and the only proposed improvement is a prettier slug","then":"keep the URL unless expected benefit clearly exceeds migration risk","else":"optimize the new URL before launch","operators":["IF","AND","THEN","ELSE"],"laka_levels":["Minor","Structural"],"primary_metric":"post-change value retention","guardrails":"redirect chains","rationale":"Makes the decision explicit, measurable, and reversible where possible.","prefix":"CLU","area_slug":"clustering-and-canonical-ownership","source":{"document":"04","file":"04-IF-ELSE-AND-OR-RULEBOOK.md","heading":"CLU-010 — Protect established URLs","anchor":"clu-010-protect-established-urls"},"sentence":"IF an older URL has links, traffic, or history and the only proposed improvement is a prettier slug THEN keep the URL unless expected benefit clearly exceeds migration risk ELSE optimize the new URL before launch","area_detail":{"name":"Clustering and Canonical Ownership","slug":"clustering-and-canonical-ownership","prefix":"CLU","count":12},"governs_gates":["distinct_task"],"precedence":["safety_law_privacy_policy","user_value_and_accuracy","technical_eligibility_and_canonical_correctness","business_value_and_constraints","intent_fit_and_information_quality","measurement_and_learning","efficiency_and_scale","cosmetic_optimization"],"neighbours":["CLU-001","CLU-002","CLU-003","CLU-004","CLU-005","CLU-006","CLU-007","CLU-008","CLU-009","CLU-011","CLU-012"],"levels":[{"id":"minor","name":"Minor","definition":"Surface elements change while the object and mechanism stay mostly stable.","examples":["Examples:","title wording","meta description","opening answer","anchor text","image compression","small internal-link addition","CTA wording"],"rule_count":29,"source":{"document":"01","file":"01-SEO-LAKA-GRAMMAR.md","heading":"10.2 Minor change"}},{"id":"structural","name":"Structural","definition":"Relationships, architecture, ownership, or workflow change.","examples":["Examples:","merge cannibalizing pages","redesign cluster architecture","change templates","repair faceted navigation","move from isolated pages to a hub graph","connect CRM value data to SEO reporting"],"rule_count":62,"source":{"document":"01","file":"01-SEO-LAKA-GRAMMAR.md","heading":"10.4 Structural change"}}]}