...
The page introduction element is displayed underneath the page title. The page introduction can be used for a variety of content purposes.
How to Add a Page Intro from Page Options
Under the Show Intro? option, select Yes.
The Page Intro group appears.
Add Content.
...
Working with the Sticky Block
The sticky block element is fixed on the left hand side of the screen. It will stay in position once the user scrolls past the hero visual element and page introduction. The block will shift it’s position once the user scrolls past to the call-to-action banner (if enabled).
...
How to add content to the Sticky Block and Scrolling Area
Scroll down the Content Tab past the page options until you see the Sticky Block Content group.
Add your text, code, and other content in the Content for Sticky Block area.
Add scrollable content as you would with any other page. Each Row will be labeled with (Scrolling Area).