Referendums Addressing Kelo

Following up on an earlier post here, there's an interesting piece in the Christian Science Monitor about the various referenda to address the "problems" created in Takings jurisprudence by Kelo: "The states ran in the same direction. They generally make it more difficult for government bodies to seize private property strictly for economic development and tax-enhancing purposes, or to sell to a private entity. But the laws are far from uniform."