You have presentations that are often updated or interactive publications that you want to see the statistics or survey results from?
The enterprise content will always be displayed alphabetically. However, as an enterprise admin you can choose the presentations that are displayed on top of your content list in the Portfolio Manager, for your personal login and in your favorite menu.
Login to the Portfolio Manager > open your 'Content' > search for the relevant publication > click on the star icon:
From now on you can find that presentation on top of your list and when clicking on the star-icon at the top of your screen so that you will no longer have to search for it.