The document discusses the benefits and challenges of open educational resources (OER). Some key benefits are: 1) Educators can create and share materials that suit their needs; 2) Students have free or low-cost access to classroom materials; 3) Educators can add to the body of knowledge in their discipline by sharing resources. Some potential challenges are: 1) Sharing knowledge could minimize the value of education; 2) Teaching may become less lucrative if knowledge is shared freely; 3) Commercial entities may exploit OER work for financial gain in unintended ways.