Jonathan Chaitt has laid out a manifesto of why the current talking chimp administration must not be returned to office.

Put simply, the administration is subservient to economic pressure groups to an extent that surpasses any administration in modern history. Whereas the Clinton administration was regularly forced to weigh policy demands from competing interests within the Democratic coalition, the Bush administration's presumptive allegiance in virtually every case is to corporate America. It is simply unnecessary for the White House to generate its own policies because that role has been filled by business lobbyists.
...
Indeed, the simple rule for understanding Bush's economic policy is that in virtually every instance, whether tacking right or left, the president sides with whatever interest group has the strongest stake in the issue at hand. The result is an administration whose domestic actions persistently, almost uniformly, fail to uphold the broader public good.

And lot's more good stuff. Bookmark this article for a campaigning hit list.