4 ms·
and since Big brand advertisers (that can't calculate ROI) are the biggest spenders, most ad dollar can not be attributed to purchasing behavior reliably and th
by throw8383833jj 4y ago
and since Big brand advertisers (that can't calculate ROI) are the biggest spenders, most ad dollar can not be attributed to purchasing behavior reliably and thus wasted. (queue the ebay 100% wasteful ad story)