Earlier quoted context omitted.
It's more about charging prices based on what customers are willing to pay rather than a fixed price. In B2B sales you can swing much higher prices from bigger clients for the same thing, but that's harder if they know what you charge smaller businesses.
People talk. I'm in a specific industry and on a lot of industry specific mailing lists. When companies charge some of us extra, everyone quickly learns about it and that ends up making the vendor look bad and makes everyone in the industry seek alternatives.
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