Lifecycle Marketing

Email and SMS that drive revenue, retention, and repeat purchases.

Our Capabilities

We own the entire journey, from strategy to creative to execution, so you can focus on scaling your business.

Execution That Converts Execution That Converts
Designed to convert browsers into buyers every time.
- Certified platform management across leading ESPs
- Mobile-first HTML templates with built-in deliverability and compliance
- Inbox placement support and performance monitoring
- Always-on testing to improve open, click, and conversion rates
Strategy & Segmentation Strategy & Segmentation
Scale smarter with a strategy designed to convert and retain.
- Full-funnel journey mapping and audience segmentation
- Offer strategies that protect margin while lifting conversion
- Frequency and cadence planning to reduce fatigue
- Behavioral and lifecycle-triggered campaign design
Performance Creative & Testing Performance Creative & Testing
Creative that adapts to user behavior and scales personalization across channels.
- Email, SMS, MMS, app, and direct mail creative tailored to your brand
- Dynamic content and personalization based on user behavior
- Subject line, content, layout, and send-time testing
- Optimized for dark mode, mobile, and accessibility

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Explore

Why Brands Choose WITHIN for Lifecycle Marketing

From personalized emails to behavior-triggered SMS and app messages we build journeys that turn first-time buyers into lifelong customers.

Full-Funnel Strategy

From customer journey mapping to campaign execution, we manage the complete lifecycle experience.
Cross-Functional Expertise

Our teams blend retention strategy, performance creative, CRO, and media alignment to drive lasting growth.
Results-Driven Creative

Mobile-first, dark mode-ready, and performance-optimized.
Real Business Impact

We optimize for LTV, retention, AOV, and margin—not just opens and clicks.

Our Technology Partners

We match the right tech to your goals.

WITHIN works with the best platforms across email, SMS, direct mail, and personalization to meet your brand’s specific needs.

Partners Include: Klaviyo, Salesforce Marketing Cloud, Braze, Attentive, Listrak, Zeta, Wunderkind, Postie, Iterable, Bloomreach, Postscript, Yotpo, and more.

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Real Results

Grown Brilliance was driving strong traffic but struggling to convert visitors into email and SMS subscribers. WITHIN’s Lifecycle team redesigned the mobile opt-in experience, gated the welcome offer behind both email and phone number submissions, and optimized the flow to capture two valuable touchpoints per lead.

The Results:

233% increase in sign-up submission rate within 2 weeks
98% growth in the combined email and SMS customer base in the same period

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Featured Insights

5 Reasons Your Email Click-Through Rates are Dropping (and What to Do About It)

5 Reasons Your Email Click-Through Rates are Dropping (and What to Do About It)

Feb 14, 2025

Performance
What NOT To Do in 2025: Email Marketing Edition

What NOT To Do in 2025: Email Marketing Edition

Jan 22, 2025

Performance
WITHIN Named to Attentive’s Signature Agency Program

WITHIN Named to Attentive’s Signature Agency Program

May 29, 2025

Inside WITHIN