It's bringing into focus the need for knockers for the election day - mobilising the vote on the day is a huge part of canvassing. Even if you can't do anything else, consider doing this.
I have no idea. I'm a campaign noob. The people I'm doing it with are really pushing for availability on the 12th though, very keen to mobilise the vote, esp when a lot of the core is busy/tired/at work.
It's bringing into focus the need for knockers for the election day - mobilising the vote on the day is a huge part of canvassing. Even if you can't do anything else, consider doing this.