What is Office 365?
Office 365 is an integrated experience of apps and services, designed to help you pursue your passion and grow your business. Get apps like Word, Excel, PowerPoint, and more, updated monthly with the latest features and security updates.
Use cloud-powered email to reach customers and coworkers wherever work takes you.
Collaborate in Microsoft Teams, the new hub for teamwork where you can chat, organize meetings, and share files.
Save files to OneDrive with one terabyte of online storage, allowing access across devices and on the go.
Run your business with the Business Apps, empowering you to manage customer scheduling, invoicing, referrals, and more, all from one place.Source: https://products.office.com/en-us/business/microsoft-office-365-frequently-asked-questions