Again, for those who haven't read the terms and conditions (this is the old version for those who signed up prior to June 2008), here is the section that applies:
Changes to the Agreement or Charges. EXCEPT TO THE EXTENT PROHIBITED BY LAW, IF WE: (A) INCREASE THE CHARGES INCLUDED IN YOUR MONTHLY RECURRING ACCESS RATE PLAN, OR (B) MODIFY A MATERIAL TERM OF OUR AGREEMENT WITH YOU AND THE MODIFICATION WOULD BE MATERIALLY ADVERSE TO YOU, WE WILL NOTIFY YOU OF THE INCREASE OR MODIFICATION AND YOU CAN CANCEL THAT SERVICE WITHOUT PAYING A CANCELLATION FEE (WHICH IS YOUR ONLY REMEDY) BY FOLLOWING THE CANCELLATION INSTRUCTIONS IN THE NOTICE. IF YOU DO NOT CANCEL YOUR SERVICE BY FOLLOWING THOSE INSTRUCTIONS, OR YOU OTHERWISE ACCEPT THE CHANGE, THEN YOU AGREE TO THE INCREASE OR MODIFICATION, EVEN IF YOU PAID FOR SERVICE IN ADVANCE. IF THE NOTICE DOES NOT SAY HOW LONG YOU HAVE TO CANCEL, THEN IT IS WITHIN 14 DAYS AFTER THE DATE OF THE NOTICE, UNLESS A LONGER PERIOD IS REQUIRED BY LAW. EXCEPT TO THE EXTENT PROHIBITED BY LAW, CHARGES FOR PRODUCTS, SERVICES, OPTIONAL SERVICES, OR ANY OTHER CHARGES THAT ARE NOT INCLUDED IN YOUR MONTHLY RECURRING ACCESS RATE PLAN (SUCH AS DIRECTORY ASSISTANCE, ROAMING, DOWNLOADS, AND THIRD-PARTY CONTENT) ARE SUBJECT TO CHANGE AT ANY TIME WITHOUT NOTICE, AND IF YOU CONTINUE TO USE THOSE SERVICES, OR YOU OTHERWISE AGREE TO THE CHANGES, THEN YOU AGREE TO THE NEW CHARGES. VISIT OUR WEB SITE, RETAIL LOCATIONS, OR CALL CUSTOMER CARE FOR CURRENT CHARGES.
Here is the NEW terms and conditions for those who signed up AFTER June, 2008 (yes, it STILL contains a clause that lets you off):
5. Our Rights to Make Changes. Your Service is subject to our business policies, practices, and procedures, which we can change without notice. UNLESS EXPRESSLY PROHIBITED BY LAW, WE CAN CHANGE PRICES, CHARGES AND ANY TERMS IN THE AGREEMENT AT ANY TIME. IF WE MATERIALLY MODIFY THESE T&Cs IN A WAY THAT IS MATERIALLY ADVERSE TO YOU, OR IF A CHANGE INCREASES YOUR SET MONTHLY RECURRING CHARGE(S) (the set amount