Along with corporate mail services, you will get advanced features with integrated Calendar, Tasks, Contacts, On-line MS-Office, On-line Outlook, Cloud Disk Space, My Documents, Emails, and more. All in one App: Mail, Drive, Tasks, Calendars, Outlook, Office (Excel, Word, Powerpoint), Contacts, Mobile Sync, etc and most features are geared to match the essentials of Office 365 / Outlook Live and Google Suite. Single login for high productivity. All traditional methods of POP / IMAP login etc will also work fine at the same time. Applicable for less than 50 users, for more contact us.