Does this challenge sound familiar? How do you personalize direct mail at the scale customers expect without a massive marketing budget or sophisticated data infrastructure? The answer? Look at what your email is already telling you.

Most marketers approach direct mail the same way: Think about the list, nail the messaging, get the design right. Done, right? Not quite. There's actually a step that comes before all of that. It's the one that determines whether your campaign works or falls flat.