From catalog section, you can access the full list of titles available in the library.
You can find your title of choice by:
From checkouts section you can access the full list of active checkouts..
This section shows all the holds placed since the user was created.
The status of all the holds can be:
In this section, you can find all the titles you have downloaded to read on the app's reader.
Each of the downloaded books comes with the title and author, the checkout expiration date, the last time you read it, and the number of read pages vs. the total amount of pages.
Every book has a menu where you can check the book details, delete the book from your downloads shelf or return it in advance.