Accessing the tables feature
The Tables feature in Mail Designer 365 offers you a practical way to summarize and organize important information for your readers within your email design.
To add a table to your email design, go to the "Contents" menu and click on the "Layout blocks" tab. Then, scroll down to the tables section:

Drag and drop the table block of your choice into your design area:

Now you can get ready to start building your table in the next step...
Search through the manual
A Quick Tour of Mail Designer 365
Advanced Design Techniques
Graphics and Other Objects
Optimizing your Template for Mobile
Preparing your Design for Sending
Using Retina Images with your Design