Online versions of Office including Word, Excel, & PowerPoint
Full installed Microsoft Office applications including Word, Excel, PowerPoint, Outlook, Publisher, & OneNote.(Premium accounts only)
File storage & sharing with 1TB storage per user with Microsoft OneDrive.
Advanced Email Security Included with every mailbox Business class email, calendar, and contacts with 50GB inbox per user.
Unlimited online meetings, IM and HD video conferencing with Skype for Business app.
Corporate social network to help employees collaborate across departments, locations, and business apps.