Detailed text transcripts for TV channel - KGO - 20121023:09:16:00
>> they know a lot and made assumptions about you. >> reporter: they're not at your door by accident? >> not at all. we are way past accidents. >> reporter: which means campaign ads are popping up in the unlikeliest places, like the obama ads in video games. >> one of the variables of obama's campaign in 2008, was to predict support for him, presence of a teenager in the household. they went out and found video games where you can buy ads in the video games and bought early vote reminders. >> reporter: does it work? there is nothing to show definitely that these tactics put them over the finis...