3. Catalog

Odds are, the last time you walked into an unfamiliar grocery store, you took a look around to determine where the things you needed might be located. Ranch dip? That’s probably on the snack aisle next to the potato chips. Steaks? Probably in the back at the butcher’s counter. Asparagus? Produce section.

While spotting your favorite brand of ranch dip, though, did you notice all the other products that caught your eye along the way? Sure, there were the things you expected—chips, cookies, crackers—but what about those neat-looking things on the end-cap? The fancy new chocolate-dipped graham crackers that come in animal shapes that your kid is bound to love?

Had you not been there in person, you may have never known about them. Had ...

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