By A Mystery Man Writer
This Microsoft 365 group report script exports all Microsoft 365 groups such as distribution list, security group, unified groups and their members to CSV.
Office 365: Export Distribution List Members to CSV using PowerShell - SharePoint Diary
Get-MailboxStatistics - How to Get Mailbox Size - Easy365Manager
O365Reports
Audit Group Membership Changes in M365 Using PowerShell
PowerShell - Office 365 for IT Pros
Creating Microsoft 365 groups using PowerShell - MS Technology Talk
PowerShell Get-ADGroupMember- List & Export Active Directory Group Members to CSV
Export Office 365 Admin Role Report using PowerShell
Retrieve and export Office 365 Group Members (Part02) – Microsoft Cloud Infrastructure Technical Journal