This document summarizes 5 cases of feedback collection around the globe to assess and improve public services. The cases include: 1) The Filipino Report Card which assesses government services based on client experience. 2) ICT for Social Accountability in Nigeria which uses mobile phones to collect citizen feedback to improve health services. 3) One Window Service Offices in Cambodia which support local government to better meet citizen needs through feedback and dialogue. 4) Citizen Report Cards in India which gather citizen satisfaction levels to exert pressure on agencies to reform. 5) A maternal health project in India which uses mobile devices to collect health metrics and feedback from pregnant mothers to improve service delivery.