They track what people talk about via gmail, android phones, etc. Pretty much anything Google owns. Then, when the people go to youtube or something, since they have tracked their geographical area and what they are talking about, youtube will show an ad for my company.
John emails Jim saying he's interested in new shoes.
Then he goes to Youtube to watch a video. The ad pops up, but since he sent that email, the ad is for a local shoe store.
What do you guys know about this? Is this even legal? Is it work $299 a month for 10,000 impressions? They wanted me to look into it, but I don't know if I like the idea very much.