Jimy Valenti 9/3/2010 The distant view of I-25 and downtown Denver flickers in the 95-degree heat as the legislator follows a blue dot on his iPhone leading him to the next house. He uses an iPhone app called MiniVAN to target Democrats and unaffiliated residents who voted in the last election. An older man with a white goatee answers the door, “Oh, its Mark Ferrandino!”

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