Have you needed to use file storage/collaboration sites like Google Drive, Dropbox, or Box? What if you could take the convenience and reliability of cloud file storage/sharing and add the following:
Calendar/appointment integration
Video/voice meeting
Integration with your Contacts
Custom address (cloud.yoursite.com)
Online file editing - in real time
Sync/access with desktop/mobile apps
Photos backup and sharing (like Google Photos)
Option to leverage use of the Cloud -or- keep the services on-premesis. This gives you control over where your data lives.
Customizable appearance to reflect YOU
Customize the look, making it unique to you.