An evolutionary software implementation approach consisting of a series of fast-cycle iterations. -- The fundamental rethinking and radical redesign of processes, with a cross-functional focus, to achieve breakthrough improvements to cost, quality, service and speed. Usually results in big step changes rather than small step improvements. Syn: Operational Innovation. -- Comparing one's business processes and performance metrics to industry bests and best practices from other companies. -- A never-ending effort to expose and eliminate root causes of problems via small (incremental) steps rather than big steps. Syn: Operational Excellence. 1. BPR (Business Process Reengineering) 2. Spiral Development 3. Benchmarking 4. CPI (Continuous Process Improvement)