All tagged SharePoint Online
One of the new features rolled out recently to SharePoint Online is the ability to create a newsletter digest. It's possible this has not rolled out to all tenants yet. If you do not see the option, you may get it before long.
A content type is essentially a template for content. Out of the box, SharePoint provides many content types including Item, Document, Announcement, Issue, Task, and many more. You can, and should, create your own custom content types for your own content.