The document summarizes several key UK corporate governance reports and codes including the Combined Code, Cadbury Report, Hampel Report, Turnbull Report, Greenbury Report, Higgs Report, and Smith Report. It provides an overview of the purpose and key recommendations of each report, which focused on improving practices around boards of directors, auditing, shareholder rights, executive compensation, and internal controls. Overall the reports aimed to establish best practices and strengthen accountability in response to corporate scandals.