Study: Why seasonality adjustments keep failing advertisers on Black Friday
A three-year analysis of up to 6,000 advertisers shows that using Google’s seasonality bid adjustments during Black Friday and Cyber Monday (BFCM) consistently harms efficiency — even though the platforms keep recommending them. The big picture. Smart Bidding’s models are designed to anticipate predictable retail spikes. Optmyzr’s analysis of tens of billions of impressions across […]



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