Did you know that the BitBoxApp has a built-in user guide? This guide is context-aware and provides quick answers regarding the feature you are currently using in the app.
 
Click on the "Guide" button in the top-right corner whenever a question arises.

There are good questions even before you connect your BitBox:

Let's take the common question of whether you can unplug the BitBox02 while waiting for an incoming transaction. Or why the BitBoxApp only shows 20 receiving addresses.
If you click on "Guide" while on the "Receive Bitcoin" screen, you will see the following: