When Google or Meta ads stop working, most people start changing the ad account, which is usually the most expensive place to start and rarely where the cause sits. Here is the outside-in order we use: business numbers, demand, the page, the offer, frequency, and only then the campaign. Check cheap and reversible first, expensive last.

Customer Acquisition Cost (CAC) explains how much it really costs to win a customer. Learn how to calculate CAC, why it’s rising in 2026, common mistakes businesses make, and proven strategies to reduce CAC and scale profitably across Google and Meta Ads.