The thing is not about calling support, but having a contractual agreement so you got somebody to sue in case something goes wrong. That makes lawyers happy. An

The thing is not about calling support, but having a contractual agreement so you got somebody to sue in case something goes wrong. That makes lawyers happy. And is useful when offering your own services as you can state that potential liabilities at covered by the vendor. How well that would play out in reality is a different story, but gives people some better rest at night.