When negotiation stalls, the appraisal clause forces a binding determination of the loss amount. Here is how it actually plays out in Wisconsin.

We work claims across all 20 of our service cities — Milwaukee to Eau Claire, Madison to Green Bay. The carrier you're up against operates the same in every state. Our process is built for the Wisconsin market.
Wisconsin licensed public adjusters. No upfront fees. No commitment. We only get paid when you do.