This document provides guidance on increasing adoption of event mobile apps. It emphasizes that adoption drives monetization and success. The foundational steps for success are to focus on serving attendees by providing an app that meets their wants and needs such as accessing session content and contacts. It also stresses the importance of having a mobile app rollout and marketing plan to drive downloads through relevant notifications and content. Metrics and attendee satisfaction are critical to developing sponsorship opportunities and pricing. Overall, the document advocates for strategies to increase attendee value, engagement, and adoption as the key to success for event mobile apps.