- Planning and configuring information retention:
- Overview of retention policies: https://docs.microsoft.com/en-us/office365/securitycompliance/retention-policies
- Planning for a Microsoft 365 backup:
- Back up data before switching Office 365 for business plans: https://docs.microsoft.com/en-us/office365/admin/subscriptions-and-billing/back-up-data-before-switching-plans?view=o365-worldwide
- Planning for restoring deleted content:
- Exchange:
- Overview of inactive mailboxes in Office 365: https://docs.microsoft.com/en-us/office365/securitycompliance/inactive-mailboxes-in-office-365
- Restore an inactive mailbox in Office 365: https://docs.microsoft.com/en-us/office365/securitycompliance/restore-an-inactive-mailbox
- Recover an inactive mailbox in Office 365: https://docs.microsoft.com/en-us/office365/securitycompliance/recover-an-inactive-mailbox
- SharePoint:
- Restore items in the Recycle Bin of a SharePoint site: https://support.office.com/en-us/article/restore-items-in-the-recycle-bin-of-a-sharepoint-site-6df466b6-55f2-4898-8d6e-c0dff851a0be
- Restore deleted items from the site collection recycle bin: https://support.office.com/en-us/article/restore-deleted-items-from-the-site-collection-recycle-bin-5fa924ee-16d7-487b-9a0a-021b9062d14b
- Restore deleted sites: https://docs.microsoft.com/en-us/sharepoint/restore-deleted-site-collection
- OneDrive:
- Exchange: