So you created your HoloLens app, it is fantastic, and you want to show it to people at an exhibition or put it on the head of a big shot CEO. Awesome! But creating an app and making it presentable are two different things. This talk sums up the lessons learned from thousands of hands-on demos with dozens of different applications at expos, conferences and exclusive meeting rooms. What are the technology, storytelling and UX challenges and their solutions in this high risk – high reward scenario? How do you keep people engaged and how do you help them when you can’t even see what they’re seeing? How do you keep the devices working and what is the best Plan B, Plan C and Plan Z if something goes wrong?