The CAN-SPAM Act of 2003 is the first standards for sending of commercial e-mail and requires the Federal Trade Commission (FTC) to enforce its provisions. CAN-SPAM is a direct response for the growing number of complaints over spam e-mails. This act defines a “commercial electronic mail message” as “any electronic mail message the primary purpose of which is the commercial advertisement or promotion of a commercial product or service.

This act governs three compliance defined in the CAN-SPAM Act, unsubscribe, content and sending behavior compliance. This act deals with commercial e-mails and it should not mislead recipients over the source or content of them, and that all recipients of such emails have a right to decline them