To start exploring all the features offered in Office 365 Business Premium suite, you need to create a free trail of Office365 suite. Office365 offers below application you can explore. Skype for Business Microsoft Teams Microsoft Planner Microsoft Outlook Office apps (Word, Excel, PowerPoint etc) Yammer etc. To get a free subscription click here. Office365 Trail You will see below page. Scroll down the page and click on “More details” you will see below page. Now click on “Try for free” link. Fill up the information and click on Next or you can also login with your Dynamics365 user id add the Office365 subscription in it. Configure the Office365 Suite If you have already signed up for office 365 suite, now you should setup the product in Admin portal. Go to your “Admin Portal”, https://portal.office.com . Go to Setup à Products You will see a “Setup” button instead of “Assign License” on the Right corner, click on it