Your website traffic is growing. How many visits become customers? A GA4 guide

Start by defining stages within your business

Bring marketing and sales together around a practical definition of a qualified enquiry. This may include service fit, the markets you can serve, need and timing. Choose criteria the team can apply consistently rather than judgements that vary by employee.

Record reasons for disqualification too: an unavailable service, an out-of-scope request or invalid details. These help improve targeting, messaging and service pages. Someone not ready to buy now is not the same as a fake enquiry.

Separate stage recording from analysis. A useful system shows when an enquiry changed status and who updated it, without burdening sales with unnecessary fields.

Which events does Google Analytics recommend?

Google recommends events covering lead generation, qualification, contact and the final outcome. They are not sent automatically simply because GA4 is installed; they need appropriate configuration and context. [1]

Choosing event names does not connect your customer management system. Later-stage events need a path connecting sales updates to measurement, consistent with your systems, permissions and privacy requirements.

Find where visitors stop in the form

Google’s guide explains analysing the journey from page view to form page, starting the form and submitting it, using path exploration and relevant events. [2]

Distinguish clicking Submit from successfully accepting a request. A user may click while a validation error appears, or a form may record the event more than once. Test successful and incomplete requests and reloading the confirmation page before trusting the figures.

Test on mobile too. Are fields understandable? Is there a clear confirmation? Does the form request more information than an initial conversation needs? This may reveal a fixable obstacle before you increase traffic spending.

A hypothetical example: why quality changes the reading

The figures below are educational, not CROMBA campaign or client results. Assume two periods with comparable measurement and equal spend, tracking qualification only.

Campaign A generated more enquiries, but B produced more qualified enquiries for the same spend. That does not establish greater profitability: customer conversion, contract value and service costs still need follow-up.

Place cost per enquiry alongside cost per qualified enquiry, then connect both with sales outcomes when the follow-up period is complete.

Build a report that answers a business question

Start with a concise report by source, campaign or landing page: visits, valid enquiries, qualified enquiries and contracted customers. Record the period, extraction date, sources and excluded accounts.

A customer may enquire today and sign later. Comparing new enquiries with older sales without explaining the follow-up period confuses interpretation. Use a comparison the team understands, such as following a cohort of enquiries from one month until outcomes mature.

Avoid claiming one channel caused every sale when the journey includes several contacts. Combine analytics, sales records and team observations for a fuller view.

An initial implementation checklist

1. Agree stage definitions and qualification criteria.
2. List the forms and contact channels to measure.
3. Review current events, duplication and failed submissions.
4. Agree how sales statuses will be updated and connected to reporting.
5. Test a complete journey and review the data before making budget decisions.

Use the same approach for a YouTube creator campaign or search content, so different channels use a consistent language of outcomes.

Frequently asked questions