This publication has been superseded by AIMD-98-99. GAO published a guide to aid federal agencies in understanding and devising effective information technology (IT) measurement implementation approaches. The guide presents information on: (1) the demand for performance measurement; (2) fundamental practices and the foundation of IT performance measurement; (3) practice areas for: (a) following an IT results chain; (b) following a balanced scorecard approach; (c) target measures, results, and accountability at decisionmaking tiers; (d) building a comprehensive measurement, data collection, and analysis capability; and (e) strengthening IT processes to improve mission performance; and (4) key lessons learned for effective implementation.