The moat
Switching costs and data gravity in enterprise workflow. Platform ecosystem of builders. Brand among CIOs. Network effects are modest; lock-in is not.
Pain, risk, or retraining required to leave.
The product gets better as more people use it.
Patents, data, licenses, process knowledge, regulation.
Fixed costs spread over a volume rivals cannot match.
Structural ability to be the low-cost producer.
Pricing power from trust, habit, or identity.