Why Email Wins for E-Commerce Brands

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Paid ads on Meta, TikTok, and Google are powerful for acquisition — but most of your profit doesn’t come from the first click. It comes from nurturing customers over time. Email is consistently the highest-ROI retention channel for e-commerce brands, allowing you to:

• Educate customers on your products without paying for every impression
• Cross-sell and upsell based on past purchases
• Build loyalty and reduce churn
• Turn one-time buyers into repeat customers

Done right, email becomes the backbone of your brand’s customer retention strategy — and the difference between profitable and unprofitable acquisition.

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What We Do

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1. Strategy & Setup

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• Audit of your current flows and campaigns (Klaviyo and similar platforms)
• Customer segmentation: first-time buyers, repeat buyers, VIPs, subscribers, and inactive lists
• Benchmarks relevant to your category and price point

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2. Flows & Automations

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We build the core flows every e-commerce brand needs:

• Welcome Series: Brand story and education that turn subscribers into first-time buyers
• Abandoned Cart & Browse Recovery: Recover revenue that would otherwise be lost
• Post-Purchase Flows: Product education, care and usage tips, reviews, and upsells
• Replenishment & Reorder Reminders: Time-sensitive nudges for consumable products
• Cross-Sell Campaigns: Recommend complementary products based on purchase history
• Winback Series: Re-engage lapsed customers with new arrivals and offers

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3. Campaigns

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Weekly or monthly sends that keep your audience warm, including:

• Product launches and new collections
• Educational and brand-story content
• Seasonal promotions — Black Friday, Christmas, and key moments in your category’s calendar

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4. Creative & Copy

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• Email design consistent with your brand
• Copywriting built to convert, not just to look good
• Mobile-first templates optimised for Gmail, Outlook, and Apple Mail

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5. Testing & Reporting

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• Subject line and CTA testing
• Deliverability and engagement monitoring
• Reporting on revenue attribution, AOV, and retention metrics

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Who We Work With

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Stacks works with e-commerce brands across a wide range of categories, including nutrition and wellness, fitness and sports, ready-to-drink (RTD) beverages, food and consumer goods, fashion, jewellery, beauty, and homeware. If your brand sells online and grows through paid advertising, creative, email, and site optimisation, we can help.

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Why Choose Stacks for E-Commerce Email Marketing

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• Conversion-Oriented: Our email marketing isn’t “pretty for the sake of pretty” — it’s built to increase lifetime value (LTV).
• Integrated Approach: Because we also manage paid ads, creative, and CRO, your email programme is aligned with the whole funnel.
• Regulated-Category Experience: We are also highly familiar with platform advertising rules in regulated categories such as nutrition, healthcare, and finance, so campaigns get approved first time and stay live.
• Operator-Led: Our senior team has built and run its own e-commerce brands. Strategy and execution come from people who have done it themselves — no junior hand-offs.

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Proof of Results

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Across our client base, well-built email programmes typically deliver:

• 30–60% of monthly revenue attributed to email
• Significant boosts in repeat purchase rate through post-purchase and replenishment flows
• Higher average order values via cross-sell campaigns

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