IBM® WebSphere® ILOG Rules for COBOL generates a COBOL sub-program from the rules that have been externalized and managed in the ILOG Rules Repository. The externalization of business rules provides benefit to your business, as well as improves the efficiency of maintaining your COBOL applications. Corporations today continue to see value in running their core business applications on large-capacity mainframes. An organization's success depends largely upon its ability to respond quickly to today's complex, ever changing markets and regulatory climate.