All about Iowa Caucuses - Real Clear Politics
A good article from Real Clear Politics on How and Why to participate:
A week from today, somewhere between 80,000 to 150,000 Iowans are expected to head to their local precincts to participate in the caucus system that has governed the state's politics since the mid-1800s.
Even if turnout far exceeds projections, only a small percentage of Iowa’s 3 million residents will participate in the event that plays an outsized role in determining which Republican candidate will face off against President Obama in November -- and possibly lead more than 300 million Americans over the next four years.
Despite the national media saturation, the process by which the Iowa caucuses are run can seem incomprehensible even to politically attuned outsiders, and it is rarely explained in detail.
But some quintessential Iowa quirks notwithstanding, the Republican caucuses are rather straightforward.
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