How I Grew Campaign Revenue by 722%
722% growth in campaign-attributed revenue in five months
A Klaviyo email marketing case study on strategy, copy, segmentation, and performance optimization for an ecommerce brand.
When I started working with this brand, they hadn't sent a single email campaign before. My job wasn't to fix an underperforming channel; it was to build one from the ground up. I wanted every campaign to feel relevant to the customer, give the product a real reason to be clicked, and turn email into a consistent revenue channel from the very first send.
Over five months, I managed 60 email campaigns, reaching more than 220,000 campaign recipients.
The approach
I owned the full campaign process from day one: strategy, messaging, creative direction and execution. That meant planning campaign themes around products, seasonal moments and customer interests; developing stronger hooks and promotional angles; writing the copy; building the emails in Klaviyo; and reviewing performance to shape what came next.
As the account matured, we moved beyond broad newsletter sends and started targeting more engaged audience segments. Every campaign got more intentional, not just another send to hit a schedule.
A few campaigns from the engagement.
The results
Across the full engagement, campaigns generated:
- $5,443.75 in Klaviyo-attributed campaign revenue
- 220,678 total campaign recipients
- 45.85% average open rate
- 60 campaigns managed
The clearest story is in the comparison between the first 30 days and the final 30 days.
| Metric | First 30 Days | Final 30 Days | Change |
|---|---|---|---|
| Campaign revenue | $333.51 | $2,742.40 | +722% |
| Open rate | 35.87% | 50.35% | +40% |
| Click rate | 0.31% | 0.33% | +6% |
| Placed order rate | 0.01% | 0.06% | 6x |
| Campaign recipients | 47,628 | 65,118 | +37% |
The final 30 days alone generated $2.7K+ in campaign-attributed revenue, roughly half of everything the campaigns earned across the full five-month engagement.
That growth wasn't just from reaching more people. Open rates climbed from 35.87% to 50.35%, and the placed-order rate went from 0.01% to 0.06%. The campaigns were getting more effective at every stage: more opens, more engagement, more purchases.
You'll notice the screenshots above also show revenue from flows, like abandoned cart and welcome series emails. Flows weren't part of my scope on this engagement, so that revenue isn't included anywhere in these results; everything above reflects campaign work only.
What this project reinforced
Good email marketing isn't about filling a calendar with newsletters. It comes from understanding what the customer actually cares about, what gives the product context, how the offer is positioned, and what last month's performance is telling you to do differently.
By the final month, that shift had moved campaign-attributed revenue from $333 to more than $2.7K in a comparable 30-day window.
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