Every few years, someone writes the obituary for email marketing. Social media will kill it. Messaging apps will replace it. Gen Z does not use email.
And every year, email quietly keeps delivering the highest return on investment of any digital marketing channel.
Industry benchmarks consistently put email’s average ROI above $35 for every dollar spent, a figure that has held remarkably steady across years of reporting. That number tends to quiet the room.
Email is not exciting. It does not have an algorithm that makes posts go viral or a trending audio feature that triples your reach overnight. What it does have is something more valuable: a direct, permission-based line to people who have already said they want to hear from you.
Why email still wins
You own your email list. That is not a small thing. Organic social reach is subject to algorithm changes entirely outside your control, and those changes happen without notice. Your email list is yours, and the relationship you have with those subscribers does not depend on a third party deciding how often you get to show up.
Email is also where purchase decisions get made. Studies consistently show that email drives more conversions than social media does. When someone is ready to buy, they are often acting on something they received in their inbox, not something they scrolled past.
Where most businesses go wrong
The most common mistake is conflating “sending emails” with “having an email strategy.” Blasting your list once a quarter with a newsletter that reads like a company update is not a strategy. It is noise.
A real email strategy starts with segmentation: making sure the right message is going to the right people. It considers the customer journey, where someone is in their relationship with your business and what they need to hear at that stage. It tracks open rates, click-through rates, and conversions, and it adjusts based on what the data is saying.
Subject lines matter enormously. Design matters. Timing matters. But more than any of those, relevance matters. An email that feels personally useful gets opened. An email that feels like a broadcast gets deleted.
What good email marketing actually looks like in 2026
Shorter, more frequent, and more specific. Personalization that goes beyond first-name tokens. Automations that trigger based on behaviour rather than a calendar. And a consistent voice that sounds like a real person wrote it, because in the best cases, one did.
From strategy and segmentation to the actual copywriting, this is one of the areas we work on directly with our clients at Monolith. If email has been sitting on your marketing back burner, it is worth dusting off. Few channels can match its combination of reach, cost-effectiveness, and directness.
Want to see how your overall digital marketing is performing, email included? Start with a free Digital Marketing Analysis.