Guides

Lifecycle marketing, the practitioner's way.

Long-form guides on the topics lifecycle marketers actually lose sleep over. Each draws from the Orbit methodology library and a decade of operator experience — not vendor blog posts.

Strategy & economics

How to think about lifecycle programs at the portfolio level — segmentation, retention economics, program selection, and cadence.

Segmentation strategy: beyond RFM

RFM (Recency, Frequency, Monetary) is the floor of audience segmentation, not the ceiling. This guide shows how to design a segmentation model that actually drives lifecycle decisions — lifecycle stage, behavioural intent, and predictive tiers.

10 min read · 20 April 2026

Retention economics: proving lifecycle ROI to finance

Lifecycle programs get deprioritised when they can't defend their impact in dollars. This guide covers the four models every lifecycle leader should know — LTV, payback, cohort retention, and incrementality — and how to present them to a CFO.

10 min read · 20 April 2026

Lifecycle marketing for flat products

Lifecycle playbooks assume a product with clear stages and a steady engagement cadence. Most real products aren't like that. This guide is about designing lifecycle programs for products with flat, infrequent, or irregular usage — where the standard textbook doesn't apply.

10 min read · 22 April 2026

The cadence question: how often should you email?

Everyone asks how often to email and almost nobody answers it properly. This guide is about what 'cadence' actually means, why the right number isn't a single number, and the five inputs that settle the debate for your specific program.

9 min read · 22 April 2026

Braze, Iterable, Customer.io, HubSpot — what each actually gets right and wrong

Every ESP vendor calls themselves best-in-class. None of them are — they're each best for a specific kind of program. This is the operator's honest read after shipping lifecycle work across all four.

11 min read · 21 April 2026

Deliverability & the inbox

The plumbing that decides whether any of this work reaches a human. Sender reputation, authentication, and the rules mailbox providers actually enforce.

Email deliverability — the practitioner's guide

Deliverability is the cumulative result of every send decision over the lifetime of a domain. This guide covers the four pillars — authentication, reputation, engagement, and list hygiene — and how to recover when one breaks.

12 min read · 20 April 2026

IP warm-up for Braze — the practitioner's playbook

A dedicated IP has no sending reputation on day one. This guide shows how to ramp to full volume in 14–30 days without triggering spam filters — including the Random Bucket Number methodology most teams miss.

11 min read · 20 April 2026

Why Gmail clips emails at 102KB (and how to stop it)

Gmail truncates any email larger than 102KB and hides the rest behind a 'View entire message' link that almost nobody clicks. This guide shows what counts toward the limit, the six real sources of bloat, and how to consistently stay under it.

8 min read · 20 April 2026

Apple Mail Privacy Protection, four years in

In 2021, Apple broke the email open rate. Four years later, the dust has settled — and the lifecycle programs that adapted are outperforming the ones still measuring like it's 2020. Here's what actually changed.

8 min read · 21 April 2026

The unsubscribe page is the most important page in your lifecycle program

The page every lifecycle team ignores is the one that quietly decides sender reputation, suppressed-list quality, and the fate of your next quarter's deliverability. A short defence of why it's worth the ten-minute rebuild.

7 min read · 21 April 2026

Programs & flows

The canonical lifecycle programs — onboarding, activation, win-back, transactional. What works, what doesn't, and where the leverage is.

Channel & craft

The writing and building of lifecycle messaging — naming, Liquid, SMS, personalisation that doesn't feel invasive.

Measurement & testing

How to know if any of it is working. A/B testing discipline, measurement frameworks, and the honest version of attribution.