By SPYING on them!!!!!!!!
"Presidential campaigns mining voters’ online data
The 2012 election could be decided by which campaign is best at exploiting voters’ Internet data....
The practice, known as ‘‘microtargeting,’’ has been a staple of
product marketing. Now it’s facing the greatest test of its political
impact in the race for the White House.
Campaigns have worked for years to target subsets of voters, but the
growing sophistication of data-mining tools has allowed campaigns to dig
deeply into voters’ online habits, giving politicians an unparalleled
ability to personalize messages.
--more--"
