Pillar
Why the Same Report Returns Three Different Numbers — and How to Reconcile Them
The same reporting question can produce different answers when teams use different dates, definitions, filters, or counting rules. Keeping those rules consistent and the underlying data structured and traceable makes discrepancies easier to identify, reconcile, and explain.
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PillarThe Validation Pass: Reconcile the New System Against Your Old One, Field for Field
A migration isn't done until you can prove it. The discipline that closes out any conversion is reproducing the numbers and reports the center already trusts — side by side, the same period, the same segmentation — so reviewers spot discrepancies against a familiar baseline instead of taking the import on faith.
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