Data backups are offered through Dropbox. You can enable this option from Settings -> Add Ons -> Periodic Data Backup -> Add Dropbox account.
Following components are synced over:
Checkout and Check-in Events
All Active Assets
Line Items
All Inventory
Asset Scans
Member List
Vendor List
All Services
All Asset Stock
Asset Stock Checkout Events
Payments Received
Tax Collected
Rent Summary
Sales Summary
All Orders
Order Line Items
This data is added as separate csv files with time stamps, once every day.