CASE STUDY
YOCTO
YOCTO is a lifecycle marketing agency working with high-volume DTC ecommerce brands.
With Bouncer, YOCTO safely validated legacy email lists and protected clients’ sending reputation during complex reactivation campaigns.
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About YOCTO
YOCTO is a lifecycle marketing agency that works with DTC ecommerce brands, primarily in the US, supporting teams that depend heavily on email as a revenue channel. Their clients rely on YOCTO to manage complex email ecosystems, from campaigns and automations to segmentation, analytics, and long-term list health.
Email performance sits at the center of YOCTO’s work. To drive results without risking deliverability, the agency focuses on clean data, smart segmentation, and responsible list management. That approach helps brands protect sender reputation, re-engage dormant customers safely, and turn email back into a predictable growth channel.
The Challenge
High-risk list reactivation
Before integrating Bouncer, YOCTO faced a complex deliverability challenge while working on large-scale email reactivation projects for ecommerce clients.
Dormant and unreliable profiles
Large portions of legacy databases consisted of profiles that had not been contacted for years — in some cases, over a decade. Due to past ESP migrations, many profiles lacked historical engagement data, making it unclear which addresses were legitimate and safe to email.
Severe deliverability risk
Reactivating these lists without proper validation posed a serious threat to sending reputation. Since email was a primary revenue driver for the client, a single mistake could have damaged inbox placement, throttled campaigns, and caused long-term harm to the entire email program.
The Result
YOCTO partnered with Bouncer and saw instant results:
Safe reactivation at scale
Meaningful customer reengagement
Lower acquisition costs
Conclusion
↑ 90,960 dormant customers successfully reactivated
For agencies and brands that depend on email as a core revenue channel, YOCTO’s experience shows that reactivation only works when deliverability comes first. Without proper validation, even high-potential lists can become a serious liability.
Bouncer gave YOCTO the confidence to validate legacy databases, segment responsibly, and reintroduce dormant profiles without risking sending infrastructure. As a result, email reactivation turned from a high-stakes gamble into a repeatable, scalable process.
With automated validation and clear keep-or-suppress guidance in place, YOCTO can safely bring inactive customers back into the funnel while protecting inbox placement and long-term email performance.
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