While you're focused on holiday sales, you're missing the opportunity to understand the customers you're spending so much to acquire.

Holiday ecommerce is headed for another record-breaking season.

According to EMARKETER, US holiday ecommerce sales are projected to reach $275.1 billion in 2026, a 6.7% increase over last year.

Right now, ecommerce marketing teams are doing exactly what you'd expect.

Increasing acquisition budgets. Testing promotions. Optimizing conversion rates. Building Black Friday campaigns. Preparing for the biggest shopping weeks of the year.

And in the middle of all that activity, many are making what could be their biggest customer retention mistake of the year.

They're acquiring customers without learning enough about them to earn a second purchase.

You're spending money to bring someone to your website. You're convincing them to make their first purchase. You're capturing their contact information, transaction history, and maybe even enrolling them in a loyalty program.

But do you know why they purchased?

Two Shoppers Walk Into Your Online Store...

No, this isn't the beginning of a bad marketing joke. Although the punchline might be costing you money.

Two customers purchase the exact same $80 sweatshirt in December.

Shopper #1: Has been eyeing your brand for weeks. Finally buys the sweatshirt they've wanted, loves the style, and might be interested in matching pants or another color.

Shopper #2: Has never heard of your brand. Their brother specifically asked for that sweatshirt for Christmas. They buy it, check the gift off their list, and move on.

Same product. Same price. Same first-time purchase.

And to your marketing automation platform, they might look nearly identical.

So what happens next?

Both receive the same welcome emails.

Both get recommendations for similar sweatshirts.

Both eventually receive a discount encouraging them to come back.

Meanwhile, Shopper #1 might have happily purchased matching pants at full price.

Shopper #2 is wondering why a brand they bought one Christmas gift from keeps emailing them about sweatshirts.

The joke? You're paying to market to both customers as if they're the same person.

And when those campaigns underperform, the answer is often another discount.

The Cost of What You Didn't Learn

There's nothing inherently wrong with post-purchase emails, product recommendations, or win-back campaigns.

The problem is when brands rely almost entirely on transactional data to decide what comes next.

Purchase history tells you what someone bought.

It doesn't necessarily tell you who they bought it for, why they chose it, or what might motivate another purchase.

That missing context has consequences.

You might offer discounts to customers who would have purchased at full price.

You might recommend products that have no relevance to the person receiving the message.

You might overlook customers who are interested in new collections, educational content, or complementary products.

And you might spend months trying to reactivate people who never intended to become regular customers in the first place.

Your existing email, SMS, and loyalty tools aren't necessarily the problem. They're working with the information available to them.

Better automation doesn't automatically mean better customer understanding.

And more promotions won't solve a problem caused by not knowing what your customers actually want.

The Best Time to Learn Is While They're Shopping

Here's the missed opportunity.

November and December aren't just important revenue months. They're also moments when customers are actively telling you what they need, what interests them, and what they're shopping for.

You just have to give them opportunities to share it.

A simple question during product discovery could distinguish gift shoppers from personal buyers.

An interactive fit guide could reveal sizing and style preferences.

A post-purchase experience could help customers explore complementary products or share what they're interested in next.

Engagement with educational content, product launches, or personalized recommendations could provide additional clues about future interests.

These interactions don't need to feel like surveys.

They should provide something useful to the customer in exchange for the information they share.

And that information becomes more valuable when connected to purchase history and ongoing engagement.

Instead of relying solely on what someone bought, you begin understanding the person behind the transaction.

Stop Treating Every Holiday Customer Like the Same Retention Opportunity

Not every holiday customer will become a loyal customer.

Some are shopping for gifts. Some are purchasing because of a promotion. Others are genuinely discovering a brand they could purchase from for years.

The goal isn't to force every customer into the same repeat-purchase journey.

It's to recognize the differences.

Return to our two sweatshirt shoppers.

Shopper #1 could receive personalized recommendations based on their fit, style, and interest in complementary products.

Shopper #2 could receive gift inspiration for future occasions or an invitation to discover products relevant to their own interests.

Neither automatically needs another 20% discount.

And neither should be treated as identical simply because their transactions look the same.

Retention becomes more effective when brands stop assuming a purchase tells the whole story.

Don't Wait Until January to Think About Retention

Holiday acquisition and customer retention shouldn't be separate conversations.

Every new customer represents an opportunity to learn something that could improve their next experience.

Who are they shopping for?

What are they interested in?

What products or content are relevant to them?

What might give them a reason to return?

These aren't questions to start asking when January sales slow down.

They're questions worth answering while customers are already interacting with your brand.

And you don't need to replace your existing marketing technology to start using that information.

Cohora helps ecommerce brands capture customer preferences and engagement signals, connect them with existing purchase data, and turn that intelligence into more relevant retention experiences.

Alfred, Cohora's AI intelligence engine, helps identify opportunities and recommend what to do next. Cohora's team helps bring those opportunities to life through personalized experiences and existing marketing channels.

Not another pile of data to analyze.

A better understanding of customers, connected to actions that can bring them back.

The Biggest Mistake Isn't Waiting Until January. It's Missing What's Happening Now.

If holiday ecommerce reaches another record this year, there will be plenty of brands celebrating their strongest sales months yet.

But record revenue doesn't automatically translate into stronger customer relationships.

The brands investing heavily in acquisition today should be equally interested in what they're learning about those new customers.

Because once the holiday shopping season ends, you can't assume those customers will return just because you have their email addresses.

Your biggest customer retention mistake of the year is happening right now.

And the opportunity to avoid it is happening at the exact same time.

Source: EMARKETER, “Holiday ecommerce is headed for another record season”.

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