Most launch mistakes aren't strategic. They're mechanical.
Under automation, these mistakes scale faster. That's why QA has to evolve from a checklist to a preflight system.
The rule: QA must be pass/fail and auditable
If your QA output is "looks good," it's not QA. It's a vibe.
The output must be:
The 4-block QA preflight
These four blocks prevent most failures across Meta, Google, TikTok Ads.
Block 1: Tracking integrity
Block 2: Budget + pacing integrity
Block 3: Destination integrity
Block 4: Taxonomy integrity
The QA cadence that works in agencies
Two QA passes:
T‑24 hours: Structural QA
T‑30 minutes: Last-edit QA
This catches both build issues and last-minute mistakes.
Turning QA into an agent (the production version)
A QA agent should:
This turns QA into coverage, not heroics.
FAQ
Is QA overhead?
No. It's the cheapest performance improvement you can buy because it prevents avoidable leakage.
What's the single most important QA check?
Conversion integrity. If the conversion is wrong, everything downstream is fake optimization.