How can I edit group mailbox settings? What is a group mailbox? What do I do if I see this message while configuring Office 365 Inbox sync in Vtiger? (Microsoft - retrieval using IMAP4 protocol failed for message number) Where can I see the emails sent to and received from my customer? How can I set up auto-forwarding in the inbox? How can I set up two-way sync in the inbox? How can I add a group mailbox? How can I delete My Mailbox? How can I delete a group mailbox? What are the benefits of using Sales Inbox? What is two-way sync in the inbox? Which folders are available in the inbox?