Your best enquiries come by phone and are not measured
In B2B, the buyer in a hurry does not fill out a form, they call. Those enquiries are often the best qualified and they appear in no advertising report. Budget decisions are therefore made without half the results.
The consequence is worse than a simple blind spot. A campaign generating mostly calls shows few measured conversions, therefore a high cost per enquiry. It becomes the first one cut when spending tightens, even though it was producing your best files.
The imbalance grows with the value of the product. The higher the amount and the more real the urgency, the more the buyer prefers to speak to someone. In other words, your measurement is least complete exactly where your margins are best.
One clue often reveals the size of the hole. If your phone number is displayed prominently in the header of every page, you designed the site for people to call, then you measure as if they did not.
The subject is rarely handled because it crosses two territories. Marketing holds the reports, sales holds the phone, and the reconciliation belongs to nobody.
What can be done without a heavy project
The minimal version costs nothing: one question added at the start of every inbound call, recorded in your sales system. How did you find us. Three weeks are enough to give an order of magnitude, and that order of magnitude is often enough to change a budget decision.
That question has to be asked by the person answering, not added to a form afterwards. It takes five seconds on the phone and it produces a spontaneous answer, therefore more reliable than a ticked box.
The robust version uses distinct numbers by source, which ties the call to its origin without depending on the caller's memory. That is a few days of work, reserved for businesses whose phone genuinely carries the revenue.
In both cases, the measurement is useless if it does not reach the person who arbitrates the budget. That is the part that fails most often.
The two-minute check
- Count last month's enquiries received by form, then ask sales how many calls led to a quote.
- Check whether your advertising reports contain a single line for calls.
If the phone brings more quotes than the form and appears nowhere, your budget decisions rest on the smaller half of your results.
Reconciling the two sources and putting arbitration back on complete data is part of what we cover in a paid audit.
Call recording touches personal information and requires clear notice to the people involved. Check that framework before enabling anything; measuring the source does not require recording.
The overall view of conversion is in what conversion rate optimization really fixes.
Follow-up timing and its effect are quantified in how long you have to call back, and the full chain in measure cost per sale.
- Google Ads, documentation on call tracking and call assets, help centre, accessed March 2027.
Gabriel almost always takes your first call and carries out your audit. He builds the strategy starting from your growth goal: where to put your budget, which market to test and how to connect each lead to a real sale in your CRM. He mainly leads engagements for three goals: Optimize the profitability of your digital campaigns, Develop a new market, and Generate demand and growth. With Geneviève, he also works on organic search (SEO), AI visibility (GEO) and conversion rate optimization (CRO). The sales a Google Ads or Meta Ads campaign brings in depend on the page that receives the click. He writes mainly about marketing strategy, paid advertising and measurement.
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