Optional information may be requested for specific promotions, such as a User’s preferences regarding goods or services, choices of music or artists, or other similar survey information. Depending on the promotion, we may also collect an Internet email address or other information and, depending on the information collected, the User may also be required to confirm his or her agreement to these Terms of Use and, including without limitation, our Privacy Policy.</p> <p>Users that register for SparkNotes’ wireless marketing services acknowledge, understand and agree that they will be charged by the User’s wireless carrier for all messages sent to the User from SparkNotes.