The document outlines MSP360 Managed Backup features, including Forever Forward Incremental (FFI) and Grandfather-Father-Son (GFS) retention strategies, which optimize storage costs while ensuring effective data retention. FFI saves up to 50% in storage expenses by keeping only one full backup and is compatible with various cloud storage options, while GFS allows for flexible archival strategies with periodic full backups. Additionally, the document emphasizes the importance of Object Lock/immutability in protecting backups against modifications and deletions, making them resilient to cyber threats.