To cancel a trial subscription, simply write "cancel" on the invoice and return it in the pre-addressed return envelope. If no return envelope is available, please mail to:
Thompson Subscription Center
P.O. Box 41868
Austin, Texas 78704
For faster service contact Customer Service at 800-677-3789, fax your request to 800-999-5661, or send an e-mail
firstname.lastname@example.org, please include your account number as indicated on your invoice.