Are people seriously unaware of this? Retargeting is so common it's like posting... | Hacker News

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		Kiro on Dec 25, 2013 \| parent \| context \| favorite \| on: How Does Facebook Know What's In My Amazon Shoppin... Are people seriously unaware of this? Retargeting is so common it's like posting about Google adding ads to your search results.

logicallee on Dec 25, 2013 [–]

The poster seems to be asking how it's possible technically, i.e. how it's implemented.

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