The document discusses the top 5 decision points that are important for developing a successful mobile app:
1. Determine the main purpose of the app and focus on solving a specific problem or need.
2. Identify the target customer and understand what functionality and design will appeal to them.
3. Research competitors and identify ways to differentiate your app.
4. Choose which platform(s) to develop for based on the target customer and market potential.
5. Decide on a price point, whether to charge for the app or use advertising, based on competitive apps and the app's value.