The following white paper gives you a high level overview of Business Rule Engine (BRE):
http://www.microsoft.com/technet/prodtechnol/biztalk/biztalk2004/planning/business-rules-framework-overview.mspx
The following white paper gives you a high level overview of Business Rule Engine (BRE):
http://www.microsoft.com/technet/prodtechnol/biztalk/biztalk2004/planning/business-rules-framework-overview.mspx