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A comment on Google and Mastercard Cut Ad Deal to Track Retail Sales. Parent comment

Re:Google and Mastercard Cut Ad Deal to Track Retail Sales by icebraining on Friday August 31, 2018 @05:16AM (#17884090)
confirms to the advertiser

How would the advertiser know? Google is the one serving the ad.

[ Parent | on HN ]
Re:Google and Mastercard Cut Ad Deal to Track Retail Sales by ehnto on Friday August 31, 2018 @06:59AM (#17884488)
Tracking referals. It's a key part of ecommerce advertising metrics to keep track of who came from what campaign.
[ Parent | on HN ]