Many IT projects do not meet schedule, cost or scope constraints. Trouble is often not recognized due to insufficient procedures and non-existing control mechanisms. According to PMI, Earned Value Management (EVM) is one of the most effective performance measurement and feedback tools for managing projects, enabling the project manager to expose troubles. — Paper delivered at 1st ICEC & IPMA Global Congress on Project Management, 23.4. – 26.4.2006.