This article will explain LawToolBox groups get created in your (client) M365 tenant .
Every matter created by LawToolBox will have a corresponding M365 group visible to Microsoft Admins.
This is core function of LawToolBox for calendaring and other M365 integrated functionality.
1. LawToolBox matters are built on M365 groups when a new matter is created
- Deadlines & events are sent via groups as the event organizer
 - Help: M365 Groups for LawToolBox
 
2. Any user shared on the matter is a group owner/member
- Set default to restrict group owner rights to Master Calendar only
 - See also: FAQ - Removing groups from Teams
 
3. Only users who are able to create groups in M365 can create a matter in LawToolBox
- See also: M365 Admin: Group Creation Policies
 
4. All LawToolBox matters will show as active groups in the M365 admin portal
- See under admin.microsoft.com > Active Teams & Groups
 - By default, these groups are hidden from the GAL
 - See also: M365 Admin: Set up deleted group alerts
 
5. All LawToolBox groups will begin with tb.________ unless additional policies are in place
- This allows M365 Admins to distinguish LawToolBox groups from others
 - See also: Admin: Setting up data governance labels for groups
 
6. All groups created by LawToolBox will follow the data retention policies set in the M365 admin
- When a matter is closed in LawToolBox, the group remains active to be available for users to reopen
 - FAQ - Archive - Closing and re-opening a LawToolBox matter