The honest answer is: as quickly as the customer’s situation reasonably requires. That is less satisfying than a universal five-minute rule, but more useful. A person asking for an urgent appointment has a different expectation from someone downloading a planning guide. The standard should reflect intent, channel and promise.

What the evidence actually tells us

A widely cited Harvard Business Review study of web-generated leads found that organisations responding within an hour were much more likely to qualify a lead than those waiting longer. The study is old and B2B-focused, so it should not be treated as a universal benchmark. Its durable lesson is simpler: delay reduces the chance of a live conversation.

Current property research adds useful context. In Rightmove’s March 2025 homeowner panel, 64% expected an online agent-led valuation within the same day, and responsiveness was rated essential or very important by 97% when choosing an agent. This relates to that specific service and sample, but it shows that expectations are practical and time-bound.

Measure meaningful response, not the acknowledgement

An automated email sent in seconds can improve confidence that the enquiry arrived. It should not be used to claim a one-second response time if the customer then waits six hours for help.

Track at least three times: receipt, acknowledgement and first meaningful response. Where relevant, also track first successful contact and next step agreed.

Set standards by intent

High-intent and time-sensitive enquiries should be prioritised. Examples include appointment requests, valuation enquiries, urgent service needs and customers actively comparing suppliers.

Lower-intent enquiries may be served by a useful immediate resource followed by a human response within a clearly stated period. The principle is to match speed and depth to the need.

Design for evenings, weekends and busy periods

The system should say what happens when no one is immediately available. A useful acknowledgement can set an honest expectation, provide relevant information and confirm who will respond.

Routing, cover and escalation matter more than an ambitious target that fails whenever one person is absent.

A practical response standard

Define the customer types covered; the hours the standard applies; the target for acknowledgement; the target for meaningful response; the owner; the fallback route; and the weekly measure.

Then sample the quality of replies. Faster bad replies do not create a better journey. Break.Beat’s view is simple: speed matters because timing is part of trust, but speed must be connected to script, sequence and ownership.

A practical checklist

  • Response standards vary by intent and channel.
  • Acknowledgement and meaningful response are measured separately.
  • Out-of-hours handling is defined.
  • Routing has a named fallback.
  • Quality is sampled alongside speed.
  • Managers review exceptions and capacity constraints.

What to do next

Start with a small evidence review rather than a large change programme. Choose a recent sample, follow the complete enquiry history and agree the first change that will improve response, follow-up, ownership or visibility. The Lead Leakage Scorecard is the proportionate next step when the problem is visible but the main leakage point is not yet clear.

Sources and further reading

• Harvard Business Review: The Short Life of Online Sales Leads

• Rightmove: Power your pipeline — what matters most to landlords and sellers (2025)

• Break.Beat: No Reply Is a Reply

Evidence note: External findings support specific points and should not be treated as universal performance standards. The business’s own enquiry data should determine priorities.

FAQs

Must every lead be contacted within five minutes?

No. Faster is generally helpful, but the right standard depends on urgency, channel, value, operating hours and reply quality.

Does an automated email count as a response?

Count it as an acknowledgement. Measure the first useful human or genuinely resolving response separately.

What should an acknowledgement include?

Confirmation, an honest response expectation, useful immediate information and a clear route for urgent needs.

Should response time be an individual target?

Use it carefully. The system, staffing and routing rules often determine delay more than individual effort.

What should property businesses prioritise?

Valuation, viewing, landlord and other live-intent enquiries should have clear routing and cover, including outside normal branch peaks.