9 Ways to Use the Peak-End Rule to Create Raving Fans

Most agents think customer service is about getting everything right across the whole journey. Make sure nothing goes wrong, remove the friction, so it averages out as a good, smooth experience.

And that's fine, but no one raves about average. No one tells their neighbour about "consistently competent."

The peak-end rule, a concept from Nobel Prize-winning psychologist Daniel Kahneman, says that people don't judge an experience by the average of every moment. They judge it by two snapshots: the most emotionally intense moment (the peak), and the very last moment (the end). Everything else fades.

I made a short video explaining it - have a watch:

Once you understand this, it changes how you approach customer service. You stop trying to be solid across the board and start asking two better questions: where's my peak, and what's my ending?

Here are 4 ways to manufacture a peak, and 5 ways to nail the ending.

MANUFACTURE THE PEAK

1) The "offer accepted" doorstep visit

Most agents call with the good news, some text, but the none actually show up.

Imagine your seller has been on the market for six weeks. The phone rings, it's you, and you say you're popping round. You arrive with a card, and coffee. You tell them in person, and see the relief, the excitement, the tears.

That moment is a manufactured peak. Your consideration has taken the experience beyond what the customer expected, and no one else does this. And if you film even 15 seconds of that reaction (with permission), you've got the most authentic, emotionally powerful piece of marketing content you'll create all year. One genuine reaction is worth a hundred "just sold" graphics.

2) The "I was actually listening" moment

The middle of a property transaction is a black hole. Weeks of silence while solicitors do their thing. Your client is anxious, bored, and starting to wonder if you've forgotten about them.

This is exactly where you manufacture the peak, with proof that you've been paying attention all along.

During your conversations, your client will have mentioned something in passing.

Their daughter's just started at the local school; they're training for a half marathon; they've been stressing about finding a good vet for the dog. Listen, write it down, and then weeks later during the conveyancing lull, act on it.

A little good luck card for the daughter's first week; a running shop voucher with a note that says "you've got this;" a list of the best-rated vets within a mile of the new house. It costs almost nothing, but the message it sends is priceless: I wasn't just selling your house, I was paying attention to your life.

It's the kind of moment people talk about for years, because you listened.

3) The "your new neighbourhood" video

Here's one for the marketing-minded agents. During the conveyancing lull, film a short, personalised video of your buyer's new neighbourhood.

Walk down their new street, pop into the local café, show them the park their kids will play in. Narrate it casually: "Just thought I'd show you what Saturday mornings look like around here."

Send it via WhatsApp: two minutes of filming at zero cost. But emotionally, you've just made them fall in love with a place they haven't even moved into yet. That's a peak, and when they share it with their family group chat (they will), that's marketing you couldn't buy.

4) The "stress point surprise"

Every agent knows where the stress points are - the week before exchange, the day the survey comes back, the chain update that doesn't come.

Pick the single most stressful moment in the typical transaction and build a system around it. When the trigger hits - maybe it's day 30 with no exchange date, maybe it's the morning after a tricky phone call - your client gets a short, honest video message from you.

Not a generic one, but a 30-second selfie video: "Hi Jo, just checking in. I know this part is frustrating. Here's where we are, here's what I'm doing about it, and I'll call you at 4pm with an update."

You're not solving the problem, but you're making sure the stress point doesn't become the peak. Because if you leave a vacuum, your client's brain will fill it with anxiety - and that becomes the moment they remember.

NAIL THE ENDING

5) Deliver the keys to the doorstep, not the office

Handing over keys across a desk is one of the biggest missed opportunities in estate agency. It's one of the most emotional days of your client's life, and you've turned it into a trip to your reception.

Meet them at the property, hand them the keys on their new doorstep. Bring a card, bring your camera, let of the confetti canons, and let them open their own front door for the first time as the owner. (You could even arrive early and set up your phone filming inside the front door as they come in - and then send that moment to them)

Film it, photograph it. Even if they say no to social media, do it anyway and give them the photos for themselves. The ending of the experience is now tied to a moment that feels memorable, not transactional.

6) The completion gift that could only be for them

Everyone sends a bottle of wine; some agents have upgraded to a hamper. It's nice, but it's also completely interchangeable. You could give the same gift to every client and no one would know the difference. That's the opposite of memorable.

Instead, think about what you know about this particular person. You've spent weeks - maybe months - talking to them. You know things - their kids' names, the fact they love cooking, the dog they kept apologising for during viewings, the comment they made about finally having space for a piano.

A personalised chopping board with "The Hendersons' Kitchen" engraved on it. A bag of treats from the local pet shop with the dog's name on a tag. A yoga mat laid out in the spot they earmarked for morning sun salutes.

The gift doesn't need to be expensive, but it needs to be impossible to give to anyone else. That's what makes it a story worth telling.

7) The "closing chapter" video message

On completion day, send your client a short, personal video message. Again - not a template, but a video, recorded on your phone, that says something like:

"Sarah, I just wanted to say congratulations. I've loved working with you. I know the bit with the chain was stressful, but you handled it brilliantly. Enjoy that garden - you deserve it!"

Thirty seconds, one take, mention something specific to their journey. AI can help - use it to pull together notes from your CRM or email threads so you can reference a real moment from the process, not just a generic "thanks for choosing us."

That video becomes a personal, thoughtful full stop on the experience. Or at least, an elipsis... (see number 9)

8) The review request at the emotional peak, not a week later

Most agents send a Google review request by email, a few days after completion. By then, the high has faded, and your client is knee-deep in cardboard boxes.

Ask at the peak instead. The moment the keys are in their hand, the moment you've delivered the doorstep surprise, the moment they're standing in their new kitchen, buzzing.

"Would you mind leaving us a quick Google review while it's fresh? It makes such a difference."

"Would you mind if I quickly asked one question about your experience? Oh that's great, I'm just going to capture it with my phone; here's a mic."

A review written at the emotional peak sounds completely different to one written at the kitchen table three days later. It's warmer, more specific, more enthusiastic. And it's those reviews - the ones full of real emotion - that make the next person pick up the phone.

9) The "one year on" message

Most agents disappear after completion. The ending happened, and then... nothing.

But what if the ending had an encore? One year after completion, send a short message: "Happy house anniversary! Hope the garden's looking great and you've finally unpacked the last box."

If you really want to go above and beyond, send a short video of the property listing as it looked when they first saw it. "Remember this? One year ago today."

It's a reminder, and it plants you firmly in their mind at exactly the moment when their friends, colleagues, and neighbours might be starting to think about moving. 

Two moments. That's all.

You don't need a flawless process from start to finish. People remember the peak - the moment that made them feel something - and the ending, the final impression you left behind.

The secret isn't spending more money, but paying closer attention. Listen to the small things your clients say, and then act on them in ways they never expected. That's the kind of thoughtful, personal, unreasonably generous hospitality that turns a transaction into a story worth telling.

See you next time

Toby