reference

• getPreference
  (DEPRECATED) To opt in or out of future surveys, please follow the link found in the email survey.
• optIn
  (DEPRECATED) To opt in of future surveys, please follow the link found in the email survey.
• optOut
  (DEPRECATED) To opt out of future surveys, please follow the link found in the email survey.
• SoftLayer_Ticket_Survey
• SoftLayer_Ticket_Survey