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10 April 2026·9 min read

Why response time decides the consignment

The auction house that replies first usually wins the lot. We dug into what actually happens between a seller hitting submit and a specialist picking up the phone.

By Benjamin Davis

In auctions, speed is the strategy. Sellers don't wait. They contact three or four houses on a Sunday evening and consign with the one who replies first with anything thoughtful. By the time you've triaged Monday's inbox, the lot is somewhere else.

Every regional auction house we've sat with has had the same uncomfortable moment. A specialist sees a great Victorian brooch on Tuesday's enquiries. They get to it on Friday. By then, the seller has consigned to a competitor who replied on Monday morning with a polite, three-paragraph email and a rough estimate range.

It's not laziness. It's volume. A typical regional house gets 50 to 200 enquiries per week, and most go through a shared inbox where nobody really owns them. Reception triages by hand. Specialists check it when they remember. Photos pile up. Things slip.

What the data tells us

We pulled twelve months of anonymised data across seven regional houses on our platform. The pattern is so consistent it's uncomfortable.

Enquiries that received a personalised reply within four hours converted to consigned lots roughly 60% of the time. Replies between four and twenty-four hours converted at 40%. After twenty-four hours, conversion fell off a cliff. Beyond seventy-two hours, you're winning fewer than one in ten.

The headline number: houses that reply within four hours close consignments at six times the rate of houses that take three days. The seller is the same. The item is the same. Speed is doing the work.

And it's not just conversion. Faster replies correlate with higher final hammer prices, because the most engaged sellers (the ones who genuinely want a good auctioneer rather than a quick sale) are also the most time-sensitive. They notice who replies first.

What actually slows you down

Talk to specialists and they'll tell you they're not slow. They're busy. The bottleneck is almost never the time it takes to write a reply once they've seen the enquiry. The bottleneck is everything before that.

Triage

Someone has to read every enquiry, decide which department it belongs to, and route it. In most regional houses, this is reception, or the saleroom manager, or a rotating cast of whoever has time. They're not specialists. They get it wrong sometimes. The Chippendale-style chest goes to the general furniture pile when it should have gone to the named furniture specialist.

Discovery

Specialists check enquiries when they think to. They don't check often. The good ones might check twice a day. The honest answer for most is: when there's nothing else more pressing. By the time the jewellery specialist sees the Victorian brooch, it's sat in the inbox for three days.

Drafting

Even when a specialist has the enquiry in front of them, drafting a thoughtful reply takes time. They want to be careful. They're writing to someone who might consign a £20,000 lot, and you don't fire off a one-liner. Five minutes per reply, ten enquiries deep, that's an hour gone.

What four-hour response time actually requires

You can't solve this by asking specialists to work harder. They're already at capacity. Three things have to change.

Routing has to be automatic. The moment an enquiry arrives, it should land in the right specialist's queue without anyone having to read it first. AI categorisation handles this for the vast majority of submissions. The 5% it gets wrong, a fallback assignee can re-route in seconds.

Specialists need a queue, not an inbox. A shared inbox is a fundamentally bad place for any work that has SLAs. Specialists need a list of enquiries that are theirs, sorted by quality and age. They open the platform once and see exactly what they need to do.

The first draft has to be done for them. AI can produce a good first draft of a reply: greeting, acknowledgment, observations on the piece, indicative range, next steps. The specialist edits, adds nuance, and sends. What was a five-minute task becomes a ninety-second one.

The compounding effect

Here's what nobody mentions when they sell you software. The biggest gain from cutting response time isn't the conversion rate on individual enquiries. It's the second-order effect.

When sellers consistently get fast, thoughtful replies from your house, they tell other people. Auction sellers talk to each other. The estate agent who handles probate, the family solicitor, the antiques dealer, the cleaner who finds something interesting in the loft: they all have networks. A reputation for replying fast becomes a reputation for being professional, which becomes referrals.

The houses we work with that have moved from three-day average response to four-hour response have seen 30 to 45% increases in consigned-lot count over the following year. Some of that is direct conversion. Most of it is the network effect.

Where to start

Don't start with a tool. Start by measuring. Most houses don't actually know their average response time. They have a sense of it. They think it's probably eight hours, but they haven't measured.

For one week, log every enquiry that comes in and the time of the first substantive reply. Substantive means more than "thanks, we'll be in touch." A real reply with observations or a range. You'll likely find your average is two or three times longer than your gut feel.

Once you have a number, you can move it. The platforms and processes are the easy bit. The hard bit is admitting you have a problem, and most houses haven't done that yet.

Built for auction houses.

ABSystems captures every valuation enquiry, scores it for quality, and routes it to the right specialist.

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