From the article: "Microsoft and Yahoo have not yet issued a response to
revelations in this hot-off-the-presses ProPublica investigative story
showing how the tech giants have begun cashing in on the hunger of political
parties to tailor messages to specific voters.
The ability of political campaigns to micro-target voters, via regular mail
and robo calls, has been widely documented. Investigative reporter Lois Beckett
reveals how Microsoft and Yahoo are making cheaper, mass-scale voter targeting
possible by collecting, then selling, the digital footprints that millions of
U.S. consumers lay down as they surf the Internet." Read more
See also
Beckett, Lois. "How Microsoft and Yahoo Are Selling Politicians Access to You." ProPublica, June 11, 2012.