Seven Hurdles to Success of Digital Signage Media, Part One

In the first of a two part series, Digital Signage Media Analyst Nurlan Urazbaev
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editor, 
Digitalsignagepulse.com writes here on the Seven Hurdles to Success: 
What Will It Take for Digital Signage To Break Into the Mainstream Media? . He (Nurlan) writes .. in the past few years the digital signage/DOOH industry has achieved several