This link, found on the "Admin" -> "Configuration" page, takes you to a page that provides several functions to prepare for a new season. Among those options are:

• Archiving of prior season's information
• Administrators, assignors, officials, or schools can “archive” data to move it out of the standard system while retaining it for future reference
• Resetting of all availability calendars and scratched schools entries
• Clearing all game requests
• Clearing registration status
• Clearing all games and assignments, including invoices
• NOTE: This will also delete all archived games
• Clearing all invoices
• Clearing the events/meetings calendar
• Clearing the potential members list