A step further, they know about you from the sites that other people similar to you visited.
"I just talked about X product the other day, but never searched for it. But I'm getting ads for it now anyway!"
Well, you may not have searched for it after that conversation, but other people in the demographic they think you belong to did. So they think maybe you're interested in X product as well.
"I just talked about X product the other day, but never searched for it. But I'm getting ads for it now anyway!"
Well, you may not have searched for it after that conversation, but other people in the demographic they think you belong to did. So they think maybe you're interested in X product as well.