Researchers at the Overseas Development Institute stress the need for humanitarian organization to develop a greater expertise in these issues, using experts who have a knowledge in both humanitarian and land and property issues and so provide better advice to state actors seeking to resolve these issues. The ODI calls on humanitarian agencies to develop an awareness of sustainable reintegration as part of their emphasis on returning IDPs and refugees home. Legal advice needs to be provided to all parties involved even if a framework is created in which to resolve these issues.