How to Use Business Rules in Orchestrations
You can create an instance of a Business Rules policy and execute it in your orchestration. To do this, add a Call Rules shape inside an atomic transaction scope, and configure a policy on it.
Examples of Using Business Rules
Loans Processing Using Business Rules (BizTalk Server Sample)
Medical Claims Processing and Testing Policies (BizTalk Server Sample)
Download the SDK sample "Policy Chaining" from https://go.microsoft.com/fwlink/?LinkId=73703.