Begin with the business question
“Did the campaign work?” is too broad to be useful. Define the change the campaign is intended to create: qualified enquiries, event registrations, product trials, repeat purchases or greater awareness within a specific audience.
A clear question makes it easier to choose meaningful measures and avoid filling a dashboard with numbers that do not influence a decision.
Establish a baseline
Record the current position before campaign activity begins. Depending on the objective, that might include enquiry volume, conversion rate, acquisition cost, branded search or engagement from the intended audience.
Without a baseline, normal variation can be mistaken for campaign impact.
Connect attention to action
Reach, impressions and clicks describe exposure, but they do not explain what happened next. Map the complete journey from the first interaction to the intended outcome.
Choose measures for each important stage, while keeping the final outcome visible. This prevents early activity metrics from becoming substitutes for genuine progress.
Check that the data can be trusted
Confirm that tracking links, forms, analytics events and campaign naming are working before launch. Agree who owns the data and how different sources will be reconciled.
It is also worth recording known gaps. A clearly stated limitation is more useful than false precision.
Decide what the team will do with the result
Set review points and agree which signals would prompt a change. For example, strong engagement with weak conversion may suggest a mismatch between the advert and landing page; low reach may point to targeting or distribution.
Measurement should support action, not simply produce a report after the budget has been spent.