OneDrive: Deleting a User’s data A Local Administrator can remove OneDrive content for a user if the user has an Office 365 licence assigned to them.
Data Loss Prevention Guidance This article sets out all you need to know around the Data Loss Prevention Policy in Exchange Online
Secure file sharing using Office 365 Guidance and best practice advice for how to securely share files in Office 365.
OneDrive Temporary Delegate Access Local Administrators (LAs) can grant temporary delegated access to the OneDrive of users from their organisation.