I've changed my business address, how can I update my details registered with Duffel? Simone Maillard 01 November 2021 15:28 Updated Please contact us by email, help@duffel.com. Related articles How does Duffel help me provide a great post-booking experience? What is Managed Content? How does Duffel Payments pricing work? Who can use Duffel? Where do I go for help and support?