C-suite executives are notoriously short on time. They tend to ask pointed questions, want data quickly and won’t tolerate a lengthy explanation that’s short on detail. With that in mind, we wanted to summarize four of the best metrics to express direct mail ROI. Possessing a strong grasp of what these metrics are and having the data at your fingertips will help you answer more confidently the next time your CMO or CEO turns to you in a meeting and asks, “What are we....