1
GA4 Data API
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Report (L30) tab
Sessions by traffic source (Organic, Paid, Direct, etc.)
Writes to L52W!Report (L30) sheet
2
GA4 Data API
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YoY cells
Compare current week to same week last year
Calculates % change in sessions/conversions
3
Google Ads API
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L52W Sheet
CPM, CPC, CTR metrics by device type
Desktop, Mobile, Tablet breakdown
4
L52W Calculated
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Perf Master (Week Col)
Copy calculated metrics to Performance Master
Updates the current week's column