When media buyers purchase inventory from television networks, they typically rely heavily on Gross Rating Point (GRP) metrics which are designed to reflect reach.
And for good reason: if you're buying media to get in front of consumers, you need to know how many consumers you can reach through various media channels and properties.
One company, Nielsen, dominates the television market, and its GRPs heavily influence how billions upon billions of dollars are spent each year.
Needless to say, the stakes are high and any mistakes could have a notable impact.
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by Patricio Robles
23 September 2011 12:43pm
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