{"id":130,"slug":"coalition-tech-bigcommerce-28k-to-13.4k-keywords","title":"Coalition Tech \"Client ABC\" BigCommerce migration: 28,000 → 13,400 ranking keywords in 10 months","kind":"reference","scope":"business","status":"current","audiences":["claude-code","candid-team"],"topics":["migration-mechanics","ecommerce-platforms"],"reference_body":"**Claim:** Coalition Technologies case study: client (\"Client ABC\") moved from old agency platform to BigCommerce. Ranking keywords fell from **28,000 to 13,400 within 10 months** — a **52% loss** — due to skipped redirects, content pruning, and lack of technical access during migration.\n\n**Source:** Coalition Technologies case study (vendor-published 2024-2025).\n\n**Confidence:** Industry-consensus (vendor case study; pattern consistent with [[uk-retailer-3-8m-migration-loss]] and [[sej-892-migrations-523-day-recovery]]).\n\n**Pairs with [[sej-892-migrations-523-day-recovery]]** — the SEJ study reports the average shape; this case study shows the loss size when migration discipline isn't followed.","rationale_body":null,"metadata":null,"links":{"outgoing":[{"slug":"sej-892-migrations-523-day-recovery","title":"Search Engine Journal (Jan 2025): 523-day average recovery from domain migration (n=892); 17% never recover by 1,000 days","kind":"reference","scope":"business","link_type":"relates-to"}],"incoming":[{"slug":"web-migrations-can-succeed-with-discipline","title":"Counter-example: well-planned migrations can produce 3-5× traffic gains (BrightEdge / Numen case studies)","kind":"reference","scope":"business","link_type":"relates-to"},{"slug":"research-brief-owning-your-stack","title":"Research brief: Owning your stack — why agency-managed platforms cost more than they save (piece 4 of 15)","kind":"reference","scope":"business","link_type":"relates-to"}]},"created_at":"2026-05-22T19:17:26.865Z","updated_at":"2026-05-22T19:17:26.865Z"}