The second edition of the Standards utilizes the American Productivity & Quality Center (APQC) Process Classification Framework SM (PCF) to present the minimum and best practice attributes. Process Classification FrameworkSM (PCF). The PCF serves as a high-level, industry-neutral enterprise process model that allows organizations to see their business processes from a cross-industry viewpoint. This cross-industry framework has experienced more than 15 years of use by thousands of organizations worldwide, enabling companies to perform beneficial benchmarking. The PCF was developed by APQC and its member companies as an open standard to facilitate improvement through process management and benchmarking, regardless of industry, size, or geography. The PCF organizes operating and management processes into 12 enterprise level categories, including process groups and over 1,000 processes and associated activities.