This document discusses how to evaluate app ideas for their profit potential. It recommends making a list of top ten ideas and researching the revenue potential and costs of each using tools like App Annie and Google Adwords. Key factors that influence potential revenue are things like how similar apps are performing in terms of downloads, rankings and revenue. Costs can be decreased through leveraging existing code, effective planning and hiring, and outsourcing work as needed. The overall goal is to identify the most profitable app ideas to focus time and resources on developing.