Great news from SharePoint ! Now you can create a great experience in seconds !
Starting today, people will be able to create SharePoint team sites connected to Office 365 Groups from the SharePoint home in Office 365—and it’s fast. Admins control how these new capabilities appear for their users. And it is more intuitive to adjust the site as business needs require. Now, no matter where users create an Office 365 group (from Outlook, Microsoft Teams, Yammer and more), they will consistently get a full-powered, modern SharePoint Online team site.
Continue reading at – https://blogs.office.com/2016/11/08/create-connected-sharepoint-online-team-sites-in-seconds/