• Each user is limited to 500 minutes of free calling during the trial period.
• Unused minutes have no cash value, are not transferable, and will expire
  at the end of the trial period.
• Service may not be resold.
• Free calls are not available to pay-per-call numbers (e.g., 900 or 976
  numbers).
• Service is subject to all other terms and conditions of the ooVoo service.
• This service should not be used to make emergency calls (e.g., 911 calls).
• This offer may be modified or terminated at any time and without prior
  notice.