data-workflow.md

+# Data Workflow with Business Partners
+## BVIS
+### Contracting
+1. [in] [contract data](bvis/contracting/contract-data)
+   Capitol provides a REST API that accepts JSON data to start the process.
+2. [out] [contract data](bvis/contracting/contract-data) (insurance benefits may have been added)
+   BVIS provides a REST endpoint that accepts JSON data.
+3. [] **???**
+
+### Accident
+1. [in] [accident data](bvis/accident/accident-data)
+   Capitol provides a REST endpoint that accepts JSON data to start the process.
+   
+   * Capitol contract id
+   
+   or
+   
+   * BVIS customer id 
+   * car
+   
+   to identify the contract and
+   
+   * process id
+   * date
+   * damage description
+   
+2. [out] contact BVIS if accident is a liability case [liability information](bvis/accident/liability-information)
+   BVIS provides a REST endpoint that accepts JSON.
+   
+   * process id
+   * contract id
+   * liability flag
+
+   **TODO** adopt workflow model
+
+## Cars & Co
+### Accident
+1. [out] contact Cars & Co if accident is liability case [data](bvis/accident/-data)
+
+   **@see** BVIS->Cars & Co
+   
+   * car
+   * damage description
+   * customer id (of Capitol for Cars & Co)
+
+2. [in] receive [bill](bvis/accident/billing-data) 
+   Capitol provides a REST endpoint that accepts JSON.
+
+   * kontoinhaber
+   * iban
+   * bic
+   * betrag
+   * referenznummer
+   * posten
+
+3. [out] pay Cars & Co [payment data](bvis/accident/payment-data)
+   This will simulate a payment transaction to Cars & Co via a bank.
+   Cars & Co provides a REST endpoint that accepts JSON.
+   
+   * iban
+   * bic
+   * betrag
+   * verwendungszweck