365 Total Backup (formerly Altaro Office 365 Backup for MSPs) is a monthly subscription program enabling Managed Service Providers, IT resellers and IT consultants to provide backup and recovery services for Microsoft/Office 365 mailboxes, Teams, files stored within OneDrive and SharePoint, and Windows-based endpoints. MSPs can easily take backups and manage them through a convenient, multi-tenant, cloud-based console. M365 backups are automatically saved to a secure data center. No contracts or upfront costs apply: MSPs simply pay per user, per month. One monthly fee includes backup, unlimited M365 backups storage, management console and 24/7 support. MSPs can set their own price and earn recurring revenue.
(See also: 11 Critical Reasons Why You Need Backup for Office 365 at https://www.altaro.com/office-365-backup/why-backup.php)