A real person, usually within one working day, and never a chatbot pretending to be one. Start by telling us which of these three you are, and we will send you down the right path rather than the same path as everyone else.
We would rather see your real file than show you our tidy one.
Some people would rather just phone somebody. We have never understood why that needs defending.
The demo needs no call, no form and no sales conversation. Open it, bring a real trial balance, and see whether it holds up before you ever speak to us.