i think it is independent organization or indivuals who want to share their independent ideas and with no party affilation or has interst in any group or indiviual tights
They were canvassing for votes in the forth coming election.
Canvassing - 2012 was released on: USA: March 2012 (internet)
Canvassing is typically used to convince constituents to part with their vote with a particular party affiliation. This can done by media campaigns as well as door-to-door canvassing.
Talking about an issue with people face-to-face
Yes, canvassing for a candidate is one way of participating in the political process.
Canvassing - 2011 was released on: USA: 8 February 2011 (Tisch West Web Series Showcase)
canvassing
volunteers
Canvassing - 2011 Stalin 1-2 was released on: USA: 2 March 2011
Canvassing - 2011 Mitch 1-7 was released on: USA: 5 November 2012
Canvassing - 2011 Pilot 1-1 was released on: USA: 1 March 2011
Canvassing - 2011 Elbow Tap 1-4 was released on: USA: 5 November 2012