Using conditional messaging to send more relevant emails

Executive overview

Segmentation is the gold standard for email relevance, but creating separate emails for each segment is expensive and slow. Conditional messaging lets you write one email and dynamically show or hide blocks — offers, testimonials, hooks, images — based on tags or subscriber data.

The result: a single send that feels personalised to each reader without multiplying your writing effort.

One email can behave like dozens of targeted emails when you use conditional messaging.

How to get started

• Check whether your email platform supports conditional messaging (Active Campaign does; Convert Kit likely does not).
• Write the base email first — the version that works for everyone.
• Highlight sections where you'd want to say something different to a specific audience.
• Open the conditional settings (in Active Campaign: right-click a section, select "Make conditional").
• Browse your tags and collected metadata to identify what conditions to set.

What to make conditional

• Offers — warmer leads get a more relevant or time-sensitive offer.
• Testimonials — match the testimonial persona to the subscriber's role (freelancer vs. CMO).
• Hooks — use the best hook for each audience instead of a single compromise.
• Pop culture references — swap regional references so they land for each market.
• Email length — shorten for known mobile readers.
• Coupons — target past customers with a re-engagement discount.
• Images — match photos to subscriber identity or team context.

How to pitch this to clients

• Frame it as a low-overhead alternative to full segmentation.
• Position yourself as the person who owns email strategy, not just copy.
• If their platform lacks conditional messaging, use platform renewal conversations to advocate for a switch.
• Knowing how to implement this — or direct a developer who will — is what separates a conversion copywriter from a wordsmith.