The “40/40/20” rule is a way of looking at the three core elements of direct mail marketing. It says that 40% of direct marketing success is

Basic mailpiece formats, like letters or single-fold mailers, have been around for ages. They’re popular for a few simple reasons: they’re easy to produce, convey

  In an increasingly digital world, it’s easy to assume that digital marketing channels are the most effective way to reach consumers and generate a