IN THIS CHAPTER
Creating data flow diagrams
Showing departmental interaction with cross-functional flowcharts
Following the flow of data
Analyzing and documenting workflow
Identifying causes and effects
Value stream mapping
Managing IT services with ITIL diagrams
Planning business process improvement with TQM diagrams
Document processes with Audit diagrams
Analyzing failures that lead to defects
Modeling activities and decisions with IDEF0 diagrams
Communicating system processes with SDL diagrams
Evaluating transfer of control with EPC diagrams
Higher quality, increased customer satisfaction, lower costs, faster time to market, higher profits, competitive edge. Today, most organizations have to juggle so many conflicting demands that they have no choice but to look for ways to improve.
Business process improvement methodologies, such as Total Quality Management and Six Sigma, help streamline operations and reduce defects. These business methodologies model processes in different ways to highlight potential problems or opportunities for improvement. Other specialized diagrams focus on specific problems. For example, Cause and Effect diagrams help identify problem areas and their root causes. Sometimes, simply getting business processes onto a piece of paper—or a Visio diagram—makes potential improvements so obvious you say, "Well, duh!"
Whether you're documenting and analyzing current processes or engineering process improvements, this ...