You may elect to receive back issues of this subscription by selecting a historical start date. Should you do so, you will recieve all issues beginning from your selected month and running through the length of your subscripition prepayment.
For example, if you prepay for 6 months and the current month is August, and you select a start date of May, you will automatically have access to May through August and will receive September and October as they are released.
Should you not want historical releases, just select the current month, and you will receive the current month and future releases as they become available.
