mailbox retention

The mailbox retention tag on WindowsForum.com covers Exchange Online features related to managing mailbox data retention and deletion. Discussions include Microsoft's Priority Cleanup V2, which allows administrators to permanently delete sensitive Exchange Online content even when retention policies or eDiscovery holds are in place. The process is irreversible, audited, and requires multiple approvals for safety. Topics also touch on balancing compliance requirements with operational control over mailbox data. The tag is relevant for IT administrators managing Exchange Online retention policies, eDiscovery holds, and secure data deletion in enterprise environments.