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Beluga Boutique: Building a newsletter list that actually converts without discounting

3.2%

Submit rate

~10%

Total revenue
Beluga Boutique - Koin - Supporting images 6 - Jon Cooper.png
case study

Table of content

  • About Beluga Boutique
  • The challenge: Growing subscribers without cheapening the brand
  • The solution: Store credit automation through Koin and Shopify Flow
  • Results: Subscribers engagement that translates to sales
  • Why Koin worked for Beluga Boutique

Snapshot at a glance

Challenge

Standard 10% discount approach didn't align with brand values. Needed to incentivize newsletter signups without cheapening premium positioning or attracting bargain hunters

Solution

Store credit automation through Koin integrated seamlessly with Klaviyo and Shopify Flow. €10 store credit awarded instantly upon newsletter signup

Results

3.2% newsletter submit rate via Klaviyo. Nearly 10% of total revenue during campaign period attributed to newsletter signups

About Beluga Boutique

Beluga Boutique - Koin - Supporting images 4 - Jon Cooper.png

A neighborhood shop with a soul

Beluga Boutique opened its doors in fall 2023 on rue Jenny Lepreux in Bordeaux. For Célia and Jon, the store presented something they’d been dreaming about for years - a vision that finally materialized when they left Paris with their two children to come home.

Their ambition went beyond simply opening another retail space. They wanted to create a genuine neighborhood gathering spot, the kind of place where people naturally slow down, strike up conversations, and discover objects that feel meaningful rather than mass-produced.

The physical store proved successful enough that Beluga Boutique expanded online, bringing their carefully curated selection to customers beyond Bordeaux. Their digital catalog features distinctive home decor, thoughtful accessories, and beautiful stationery – each item chosen to help people either give exceptional gifts or treat themselves to something special.

The challenge: Growing subscribers without cheapening the brand

Beluga Boutique - Koin - Supporting images 3 - Jon Cooper.png
As the business gained momentum, building an engaged newsletter audience became increasingly important. The standard playbook suggested offering a percentage-off discount to new subscribers, but that approach felt wrong for what Beluga Boutique represented.

“I was looking for a way to get people to sign up for our newsletter, and the standard 10% off solution didn’t seem relevant for us.”

Célia and Jon explored Shopify’s built-in tools and browsed through numerous apps, searching for something that balanced effectiveness with brand integrity. Most solutions either felt too generic or required compromises they weren’t willing to make, until Koin entered the picture.

The solution: Store credit automation through Koin and Shopify Flow

Beluga Boutique - Koin - Supporting images 1 - Jon Cooper.png

Koin caught their attention for several reasons: straightforward pricing, user-friendly interface, and most importantly, the ability to reward subscribers with store credit rather than discounts. That distinction mattered tremendously for maintaining Beluga Boutique’s positioning.

The team built an automated workflow using Shopify Flow that granted €10 in store credit whenever someone joined their newsletter. What made the solution particularly powerful was how seamlessly Koin integrated with Klaviyo, the email marketing platform Beluga Boutique already relied on. This meant they could continue using Klaviyo’s sophisticated segmentation and automation features while Koin handled the store credit mechanics in the background.

“It was relatively easy to set up, and the difficulties I did have were immediately resolved by the Koin support team.”

The implementation stayed clean and simple, with no complicated configurations, no intrusive promotional overlays. The combination of Koin’s store credit system with Klaviyo’s email capabilities and Shopify Flow’s automation created a smooth, brand-appropriate experience that worked without friction.

Results: Subscribers engagement that translates to sales

Beluga Boutique - Koin - Supporting images 5 - Jon Cooper.png

The numbers told a clear story:

  • 3.2% submit rate according to Klaviyo analytics

  • Nearly 10% of total revenue during the campaign period came directly from customers who signed up through the newsletter incentive

Beyond the raw metrics, the store credit approach accomplished something discounts couldn’t: it brought customers back for intentional purchases without making the brand feel cheap or desperate. People weren’t just grabbing quick deals, they were returning to shop thoughtfully.

Why Koin worked for Beluga Boutique

“The app is easy to use, support is great, and it does exactly what it says it will do, without strange configuration requirements or ads.”

For a boutique built on curation and authenticity, Koin provided the rare combination of powerful functionality and brand alignment. It helped transform newsletter signups from a vanity metric into a genuine revenue driver while preserving everything that makes Beluga Boutique feel special.
Want to grow your subscriber list without discounting your brand? Store credit offers a smarter alternative to percentage-off promotions-rewarding new subscribers while encouraging them to return and shop intentionally. If you’re looking to build customer loyalty that actually drives revenue, Koin makes it simple to implement and track.

Platform

Shopify Basic

Industry

Home Deco and Gifts

Website

https://beluga-boutique.com

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-About Author

Emma C.

As the Chief Marketing Officer at KOIN app, I’m here to build a robust ecosystem by collaping with Shopify apps. Together, we can create seamless integrations that add more value to our shared customers.

KOIN helps merchants retain customers, increase repeat purchases, and drive loyalty by offering cashback and store credit rewards.

📩 Let’s connect! emma@getkoin.io

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