Several laws govern email marketing practices globally. The most notable are the [GDPR](https://) (General Data Protection Regulation) in the European Union and the [CAN-SPAM Act](https://) in the United States. The GDPR sets strict guidelines on data protection and privacy, whereas the CAN-SPAM Act focuses on the commercial email content and opt-out mechanisms. [CASL](https://) (Canada's Anti-Spam Legislation) is another critical regulation that businesses must adhere to when targeting Canadian recipients.