3 ms·
They send a different URL to each person, encoded with an identifier that has the email built into it. Alternately, there are advertising companies that do web
by hlieberman 10y ago
They send a different URL to each person, encoded with an identifier that has the email built into it.
Alternately, there are advertising companies that do web page -> email retargeting by buying data from companies that have your email address and correlating it with cookies in your browser.
- sean_patel 10y agoWow. I didn't know people did that. Truly disturbing. Thanks for the explanation.
- MarisaKirisame 10y agoI must say the first idea is brilliant... (Despite morally disputable)