with Amazon and Google and led end-to-end a smart button for Apple Retail, increasing product sales by 37%. During his period at Amazon as a Senior Product Manager, Dave led a team of 8 Product Managers and Designers to grow the Amazon Appstore business. He developed a roadmap to boost the Appstore revenue by 200% by focusing on convenience, selection, discoverability, and price. At T-Mobile, Dave was a Senior Product Manager and drove the apps and game strategy for the prepaid business, established the end-to-end vision and road map to expand the new Monthly 4G prepaid product. Additionally, he was the Co-Founder and CEO of iZora. The company produced pocket-size drones to take easy selfies photos and manufactured 150 prototypes. Dave had other experiences as a Design Engineer and Product Marketing. He also worked for Ford, United Technologies, and Boeing. He is also the author of "The Method: Create Products That Customers Crave".