Take these four steps into any demo and success will come. The goal here is to learn about the customer. What do they do? Are they a good fit? Do they use a competitor? From this information you can get a great idea of their problems and rejections. Think about these things as you go into the demo and leverage them in conversation. There are two parts to customizing the demo, customizing your language and customizing the presentation. What makes it tick? Confirm your predictions .

A teeny tiny virtual screen. Window manager by Chris Cannam. That compiles down to a 75K executable, including background textures. The original is over here.