1. Describe fundamental aspects for four advanced radiotherapy techniques: IMRT, IGRT, SBRT, and adaptive radiotherapy. 2. Review technical and professional challenges for implementation of advanced techniques as a function of resources and capabilities available within each scientific society: AAPM, SEFM, and AMPR. 3. Discuss and plan a proposal for an international trial on IMRT/IGRT based on functional imaging. 4. Debate important implementation aspects of IMRT and IGRT according to country-specific resources.