There are three communication and collaboration tools in Microsoft 365 that provide basically similar solutions for the same problem: Outlook Groups, Yammer, and Microsoft Teams. However, they all have subtle differences that set them apart from one another.
Understanding Microsoft 365 collaboration tools
Differentiating Groups, Yammer, and Teams
How to optimize Office 365

Out of the hundreds of Office 365 tools available to you, you’re probably using only 10-15% of them. This could be due to a lack of training or an unfamiliarity with some of the advanced options available in Word and Excel. But it’s easy to optimize your Office 365 investment by learning more about the following communication and collaboration features.