From their website:
Backup all your Outlook data and settings including Emails, Contacts, Tasks, your Calendar, Notes, Journal entries, Email accounts, Outlook rules, Signatures and many more.
Can restore your Outlook data.
Start automatically backing up your Outlook data with BackupOutlook to avoid such risks.
Saves:
Microsoft Outlook E-mails
Microsoft Outlook Tasks
Microsoft Outlook Calendar
Microsoft Outlook Contacts
Microsoft Outlook Journal Entries
Microsoft Outlook Notes
"Backup Outlook" runs on Windows 10, Windows 8 Windows 7, Windows 2000/XP and Windows Vista with Outlook 2000, Outlook 2002 (XP), Outlook 2003, Outlook 2007, Outlook 2010, Outlook 2013 and Outlook 2016 (32bit and 64bit).
"Backup Outlook" costs 39.95 USD (includes 1 year free upgrades).
Coupon takes 40% off.
Noob question, but why would anyone pay for backup?