When advertising gets more expensive, it is tempting to change audiences or make another video immediately. First, check which part of the journey changed.
Start with a consistent comparison
Compare similar date ranges and note changes in spend, discounts, product availability and seasonality. Use the same definition of a sale or qualified enquiry in both periods.
For ecommerce, distinguish orders from new customers, and account for cancellations and returns. For service businesses, distinguish form fills from people who fit your service and location.
Separate advertising from the website
Are fewer people clicking? Or are people still arriving, but fewer are buying or enquiring? Those are different problems.
Open the landing page on your phone. Check whether the offer matches the ad, the main benefit is understandable and the next step works. Test the actual checkout or contact journey.
Check what happens after the enquiry
A lead that receives a slow or unclear response may never become a customer. Review follow-up time, the questions asked and the reasons prospects do not proceed.
Record those reasons in a simple sheet. They can tell you more than an isolated cost-per-lead number.
Check the measurement
Advertising platforms and business records may count conversions differently. Look for changes in tracking, reporting windows or event definitions before treating every dashboard change as a business change.
No single metric explains the entire business. Read platform reporting alongside order records, customer quality and contribution after relevant costs.
Choose one useful next test
Write a specific hypothesis: “Visitors cannot find delivery information,” or “Our ad attracts people outside our service area.” Make the relevant change and agree how you will evaluate it.
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