Thanks for the feedback. We are considering implementation of “Secret groups” in the near future.
We have announced that Group Owners will be able to leverage existing groups to drive membership in Office 365 Groups.
To change the email address of the group, follow the best answer here: https://answers.microsoft.com/en-us/msoffice/forum/msoffice_o365admin-mso_exchon-mso_o365b/how-to-add-an-email-alias-to-an-o365-group/79d94383-442a-4e3a-ac62-4ff1ea8af962.
We’re working on renaming the Team Site. Stay tuned.Ivo E shared this idea ·
You can now use a dot in the email alias. We are working on providing the ability to edit the email address of a group after creation.
For the ability to edit the email addresses, we now have the following roadmap item: https://products.office.com/en-US/business/office-365-roadmap?filters=&freeformsearch=27891&featureid=27891