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After residents gather they will be handed a blank paper, listen to supporters from each candidate, then they will write their choices down which the Republican Party of Iowa will then tally up the numbers and report to the media.
Iowa GOP has a list of caucus locations or you can find a location by country.
Pollsters descended on Iowa this past week, each trying to predict who the winners and losers will be, one of the latest by the Des Moines Register Iowa poll, considered by many pundits as traditionally accurate, shows Rick Santorum surging, Mitt Romney in the lead and Ron Paul in second with the caveat "if the final two days of polling stand alone, the order reshuffles: Santorum elbows out Paul for second."
While Iowa is the first to weigh in on the preference for the GOP presidential nominee, it is only one of many caucuses/primaries scheduled over the next six months and the field will naturally start narrowing in the months leading up to the national convention.
[Update] Caucus morning linkage and live blogging for Caucus night found HERE.
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