The evolution of the billboard - a look at the growth of digital billboards in South Africa - Provantage Media Group | consumer psychology | Scoop.it
From www.bizcommunity.com - July 4, 2020 12:50 PM

"Increasing numbers of out of home (OOH) media owners entered the category, resulting over time in an explosion of digital billboards being erected across a number of major South African cities..."