I would guess that more than half were from New York--many came to Philly on one of the China Town bus lines and will come back again
They knocked on 3000 doors.
They recruited many new volunteers for election day.
One staging site.
Every door, every contact recorded and entered in the data base in preparation for the final election day push.
Reports were that the McCain campaign was going to target South Philly, sending in volunteers. Our canvassers saw no sign of them.