So the 'opportunity' to see an ad alread

September 29, 2009 by Dave Haynes

So the ‘opportunity’ to see an ad already includes an ‘awareness’ factor or are they assuming 100% awareness? Impressions are not the same as foot traffic so by them saying ‘Weekly Impressions’ for a commuter train is 800,000, does that inclusively mean there are 1MM people with an 80% awareness?