Lukas McGowan was sitting in an old barber’s chair, a cellphone pressed to his ear, as he contemplated a critical assignment for the closing chapter of the presidential campaign: the ground game.

The most pressing matter inside this field office for Senator Barack Obama was not the next debate or the latest scorching exchange with Senator John McCain, but getting every possible voter to the polls. As Mr. McGowan surveyed an assembly line of activity, a more immediate question popped into his mind: Have all the spots been filled in the 6 to 8 p.m. shift for walking neighborhood precincts?

“When we identify sporadic voters, we want to go back to their house until they can’t stand us anymore,” said Mr. McGowan, 23, who oversees the Obama operation in Fairfax County, which is Virginia’s largest. With a smile, he added, “As long as we’re kind and respectful.”

… continued at the New York Times