A PowerPoint presentation;

• a description of the app-Patient gateway App (most important functionalities, and some images)
• how it creates user engagement,
• how it monetizes.

Then your case should dive into a bottom-up assessment of:

• what activities/experiences users likely spend most and how much time with,
• with what product elements/experiences there likely is the highest degree of preference heterogeneity.

Then propose 2-3 applications how you could engineer more engagement into the app and its experiences/product elements: