● Subscribers who cancel monthly subscriptions have 30 days to submit unsubmitted homework and ask questions about homework that has been corrected. This 30 day period begins on the day that the subscriber cancels his or her subscription. After this point, unsubmitted homework will not be corrected and follow-up questions will not be answered.

● Subscribers who cancel annual subscriptions have 90 days to submit unsubmitted homework and ask questions about homework that has been corrected. The 90 day period begins on the day the subscriber cancels his or her subscription. After this point, unsubmitted homework will not be corrected and follow-up questions will not be answered.