Out-of-home advertising may be enjoying a renaissance, but performance marketers are often winning the same customers more efficiently, more measurably, and with far greater visibility into what drives conversions. This article explores OOH's ongoing attribution challenges, the targeting precision gap between physical and digital media, the competitive intelligence advantages available to performance marketers, and why native and push advertisers increasingly operate with a level of transparency and optimization that traditional OOH campaigns still struggle to match.