Agencies predict slow but steady growth for OOH advertising (Billboard Insider)
GroupM says OOH will remain durable compared to other traditional media types, according to the report. In 2019, US OOH is expected to grow 2.5 percent. In 2020, growth is predicted to slow at 1.3 percent. […]
billboardinsider.com
Thu, Jun 20, 2019 at 3:54 PM
Thu, Jun 20, 2019 at 3:54 PM