Car Rental Data Flow: Booking to Reconciliation
Data Flow Diagrams (DFD) · made in Skemio

What it shows
- Pre-auth deposits decouple booking locks from final settlement costs.
- Odometer and fuel differentials must update fleet status immediately.
- Damage audits require an idempotent pipeline to prevent duplicate fees.
The takeaway
Split reservation holds from post-inspection reconciliation to avoid invoice mismatches.
- #SystemDesign
- #DataFlowDiagram
- #SoftwareArchitecture
- #BackendEngineering
- #BillingSystems
- #FleetManagement





