The difference between store visits and product purchases

A reported store visit can indicate that a defined location outcome was measured under a particular method. It does not establish what was bought. Product purchases need relevant transaction evidence, and a claim of incremental sales needs an appropriate comparison approach.

What a visit measure describes

A location-based visit measure depends on the source and rules used to recognise a visit. The location boundary, observation quality, reporting window and exclusions can affect the result. Some methods estimate visits for a supported population, so the report should explain whether the number is observed or modelled.

A reported visit should not be described as a verified purchase without suitable transaction evidence. Even a genuine supermarket visit can involve many different products or no purchase at all.

What product sales evidence requires

For an advertised food product, relevant evidence could come from suitable client or retailer product-level sales records. The team needs to establish which products, stores, dates and customers or markets the records cover. Access and permitted use must be arranged rather than assumed.

A national product-sales total may be informative without directly identifying the campaign’s contribution. Review distribution changes, price promotions, availability and other influences that could affect the same period.

Decide which question you need to answer

If the objective is to increase awareness, the media plan may primarily need reach and repetition. If the job is to encourage a store visit, assess whether an appropriate visit measure is available. If the brief requires product sales or incremental sales, plan the evidence and comparison design for that claim.

The campaign measurement guide separates those objectives. Choose a feasible measure that serves the business question, and be explicit when it is only a supporting indicator.

Build the measurement into the pilot

Agree the definitions, data access and evaluation period before media begins. Where causal impact matters, involve the client and measurement team early enough to establish a suitable test or comparison. A reporting view added at the end cannot repair missing evidence from the start.

Our FMCG occasion pilot example shows how measurement choices can shape a brief. The shopping occasion audience article connects the product need to the message and media role.

Report what the evidence supports

A clear campaign report names the measure, source and limitations beside the result. It can explain useful progress without overstating the link to sales. That makes the review more valuable because the team knows which conclusion is supported and which question still needs a different measurement route.

Can footfall be a useful outcome?

Yes, when a store-visit objective and a suitable measurement method have been agreed. It should retain its own definition.

Can more product sales prove the campaign caused them?

A sales increase alone does not isolate the cause. Evaluate other influences and use an appropriate comparison design for incremental claims.

Tell us which business outcome you need to understand. Let’s agree the evidence for it before the next campaign begins. Talk to 36 Presents