1) The document discusses displacement, security and protection as key problems faced by internally displaced persons (IDPs), using examples from Zimbabwe and Sierra Leone. 2) In Zimbabwe, the government displaced over 150,000 commercial farmers and their workers through forced evictions, and blocked humanitarian aid, representing poor management of IDP issues. 3) In contrast, the Sierra Leone government and aid groups cooperated to protect over 1 million IDPs in camps, providing food, shelter and security, and later facilitating resettlement, demonstrating best practices in managing displacement.