Unsolicited faxes are illegal, according to U.S. law.
Under this definition, an e-mail account, modem, computer and printer together constitute a fax machine. The rights of action are as follows. If you receive junk faxes, you might want to file suit in small claims court. Fax the letter to the advertiser. One person using this technique has received calls of apology from CEO's whose staff members felt compelled to bring this unusual style of complaint to their attention.