It is in the left nav under "Website" if you do not see website in the left nav, you need to click "navigation settings" and then click website when it shows up unchecked. The "Settings" is where errors can be fixed

Customization is minimal in that they can modify the text and the images 

intended use is a landing page for the firm. Right now it should not be used to much extent at all because of general solicitation. 

We are taking a look at modifying the experience so that it is a library of newsletters that people can subscribe to.

It's so they don't have to create their own websites when they are ready to launch one. Kinda like squarespace. They need work but, eventually the integrated experience will be great.