The better ad would market the product your friend just bought to you. The priva... | Hacker News

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		bdamm on July 7, 2017 \| parent \| context \| favorite \| on: How to See What the Internet Knows About You The better ad would market the product your friend just bought to you. The privacy concerns are enormous, but regardless, the data is there today and I'd be surprised if it isn't already at work.

Swizec on July 7, 2017 [–]

Facebook has a "People who liked your page and their friends" audience option for ads.

Another great one is "lookalike audience based on LTV". So you only advertise to people who are like your biggest customers.

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