Each person in your Zotero group should:
It is important to understand that the storage requirements for a Zotero group count against the storage quota of the group owner.
Consider creating a Gmail account specifically for the group.
Transferring Ownership
If you need to transfer the ownership of the group to a different member, go to the "Group Settings" tab for the group on the Zotero website. Look for the transfer tool on the lower right-hand side of the page. This is also where you can delete a group if it is no longer needed.
It's easiest to create your group on the Zotero website.
Next, choose the settings for your group. See the Group Settings tab.