Building Confidence in the New System

How can you tell if things are m alined and the systems are telling the same story? Just to help businessto get the confidence in the new systems as they're being displaced. A kind of building confident is like a whole different kind of ball game though as well, isn't it? Its liks, if someone's using it or not, there's black and white. But like to rebrecks pind, how do you get over that fear or help o bus, you know, your business to to buildconfidence in the new system.