Proposition 38 backer Molly Munger is pulling a TV ad that attacks Gov. Brown's rival measure.
So we know lots and lots of money is poured into the California initiative process, and it's a fact that deep-pocketed donors can help get the word out.
But how much difference does money make when it comes to actually passing a proposition?
For more on this we turn to Jamie Court. He's the President of Consumer Watchdog, a consumer advocacy group.