Is lying in front of congress a crime? If I was a senator, I would have asked these two questions: When I look at a product in an onlineshop like Amazon, afterwards I see adverts for this product on Facebook. How does this work? When I visit a physical store, afterwards I see adverts for this store on Facebook. Even on my desktop computer. Even though I don't have any facebook apps on my phone. How does this work? If…
1. Since Amazon uses Facebook for advertising, they can feed their data to both Google and Facebook ads. It's easy to do with cookies. 2. If you don't have Facebook app on your phone or if you did not open your Facebook app when you are in store, you won't see ads for that store. Unless you have a loyalty program with the store or the store decides to target advertise you based on your payment info, etc. In any case,…
2: I don't have a FB app nor do I use FB on my phone. But I see ads related to the places I went to. So the flow of information must be via other channels. One part is probably Google (I use Android).