While Microsoft doesn't allow you to build a SharePoint Online document library using e-mail, there is a roundabout way of getting the job done using the tools that are included with Office 365 ...

Now that you've created a shared mailbox and a SharePoint team site, Brien walks you through the steps of mail-enabling a document library using Microsoft's Power Automate tool in Office 365.

The range of topics is broad, covering everything from the basics of storing documents, to creating InfoPath forms libraries, to authoring SharePoint blog posts.