Although the use of e-mail is prevalent, few articles address the legal and ethical implications of e-mail monitoring. The paper argues that managerial monitoring of e-mail is ethically questionable because of its potential to violate privacy rights. After examining the legal guidelines related to e-mail monitoring, the article explores the ethical considerations surrounding this type of monitoring. Privacy issues and implications for management are addressed. The paper also offers suggestions for organizations that choose to monitor employees' e-mail.