For applications that require deductive reasoning, select products that employ inference engines. However, select products that give you optimal deployment options. Budget for training in design skills for developers. The analysis and design process will be foreign to most developers, and will grow out of control if the team doesn't restrict its scope. Budget for training in deployment skills.
Network latency can slow rules processing, and testing and error handling are difficult.
Establish procedures to ensure that changes to business rules, particularly by business users and managers, do not cause collateral damage to operations. The IBM Guide organization's definition is best. A business rule is a statement that defines or constrains some aspect of the business. It is intended to assert business structure or to control or influence the behavior of the business. Various vendors and consultants apply the term business rules to a range of loosely related products.