On the Republican side, mobile apps improve the efficiency of door-to-door campaigning, because they can tell canvassers exactly which doors to knock on in rural areas to reach the party faithful, independents and swing voters, says Hynes. Because Democrats tend to live in urban areas, Democratic campaign workers can be effective by canvassing entire neighborhoods. However, "Republicans live in the suburbs and exurbs, so it's been harder to go door to door," says Hynes, adding that mobile is helping to level the playing field.
Coming up, in part 2 of this story: Merging online and offline data, privacy issues and more.
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