Four-year study of 237 in-store digital signage campaigns finds an 8.1% lift (Clickz)

At an NRF session, Dhruv Grewal shared results from a four-year study of 237 in-store digital signage campaigns using randomized A B testing and 30 million customer receipts. The study found an 8.1% lift, with stronger effects tied to product type, context, and message. For years, in-store digital signage has lived in an uncomfortable gray zone for marketers. […]