Most enquiry problems do not begin with a total lack of attention. They begin in the hand-offs: an ad that promises one thing, a page that explains another, a form that asks too much, or a response that arrives without a clear owner.
Map the journey as a sequence of decisions. What does the person need to understand at each step? What should they do next? Who owns the response? Which signal tells you the hand-off worked?
The useful fix is often smaller than a full campaign rebuild. Tighten the promise, remove one unnecessary field, make the response visible and review the lead quality with the people handling the conversation.