How To Stop 100's of Outlook Calendar Invites From Teams?

MitchC Hello, if I understand your issue correct I believe this can adjust the behavior you're describing (as you need to check the associated group/groups underlying settings).

"Send copies of group conversations and events to group members if you want members to receive copies of group messages and calendar items in their own inbox."

https://docs.microsoft.com/en-US/microsoft-365/admin/create-groups/manage-groups?view=o365-worldwide#send-copies-of-conversations-to-group-members-inboxes