Case Study · 07 · Email + Lifecycle

Email went from 9% to 34% of total DTC revenue for a mid-market beauty brand.

ClientConfidential — DTC beauty · $26M run-rate
VerticalBeauty / skincare
Engagement10 months (ongoing retainer)
DisciplinesAutomation · Lifecycle · Attribution
34%Email share of total DTC revenue
+218%Flow revenue (lifecycle automations)
4.1×Revenue per email sent
11Lifecycle flows live at steady state
2.4×60-day LTV lift (first-order cohort)
-37%Unsubscribe rate

Context

Mid-market DTC beauty brand at $26M run-rate. They had a reasonable paid-social business and a growing retail wholesale footprint. Email was treated as "free money" — one weekly batch send to the whole list, two underfed abandoned-cart flows, and a sign-up form offering 10% off.

The CMO came to us saying: "Everyone tells me email should be 25-35% of DTC revenue. Mine is 9%. Fix that without burning my list."

The audit

"The 9% email share wasn't because our list was bad. It was because we weren't talking to our list like real customers."— CMO

Strategy

Pillar 1 — Rebuild the sign-up experience

Replaced the one-size-fits-all popup with a 2-step quiz: skin type → concerns. Zero-party data captured on signup, used to segment and personalize the first 90 days of lifecycle. Sign-up rate +74%, and new subscribers now carried useful profile data.

Pillar 2 — Build out 11 lifecycle flows

Welcome (segmented by quiz output, 5 variants). Abandoned browse. Abandoned cart (3-touch). Post-purchase (routed by product). Replenishment (dynamic timing by product consumption rate). Winback (4 segments based on recency). VIP (top 10% by LTV). Review request. UGC request. Birthday. Sunset (list hygiene).

Pillar 3 — Rebuild the campaign cadence

Moved from 1 batch send/week to 3–4 segmented campaigns/week. Segmentation by (a) purchase recency, (b) quiz-derived profile, (c) engagement tier. Build a merchandising calendar aligned with product launches, holiday calendar, and content-partnership moments.

Pillar 4 — SMS as a complement, not a competitor

Integrated SMS with email in Klaviyo. Suppressed email send 48 hours after an SMS send on the same offer. SMS used for time-sensitive moments (restocks, flash sales, abandoned-checkout last-chance) only. Not a parallel channel for every campaign.

Pillar 5 — Install predictive LTV

Built a predictive LTV score (first-order propensity model trained on 24 months of order history) and routed first-purchase cohort into higher- or lower-touch lifecycle paths based on the score. High-score cohorts got the VIP track from order 1; low-score got the discount-driven winback focus.

Timeline

Month 1 · Audit + rebuild foundation

Deliverability + segmentation + list cleanup

Full Klaviyo audit. List cleanup (suppressed 11% of inactive). Segmentation taxonomy built. New quiz-driven signup flow live.

Months 2–4 · Flows

11 lifecycle flows built, tested, launched

Welcome variants, abandoned browse, abandoned cart rework, replenishment, winback, VIP. First flow-revenue month jumped 2.6× vs baseline.

Months 5–7 · Campaign cadence + SMS

3–4 segmented campaigns/week · SMS integration

Campaign calendar built against merchandising. SMS integrated with suppression rules. Open rate on campaigns +118%, unsubscribe rate -37%.

Months 8–10 · Predictive LTV + compound

Predictive-LTV routing live. 34% email share at steady state.

LTV score live in Klaviyo. First-cohort routing by score. 60-day LTV +2.4× on first-purchase cohorts. Email settled at 34% of DTC revenue.

Tech stack

KlaviyoKlaviyo SMSShopify PlusOctane AI (quiz)FermatYotpo (reviews)BigQuery (LTV model)Looker

What actually drove the number

What we got wrong

"Email went from a nice-to-have to the single biggest driver of our DTC business. It also made our paid acquisition more efficient because we could afford a higher first-order CAC knowing the lifecycle would compound."— CMO

What's next

Engagement ongoing. Current focus: a dedicated subscription product (replenishment-as-a-subscription), a loyalty program integrated with the email program, and testing a GPT-based personalization layer for product-copy variants per segment.

Open: 2 engagement slots this quarter

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