If you ever need inspiration for a demo, please make use of the demo material we already have available:

updated demo scripts for Microsoft Dynamics NAV 2009 (incl SP1)

new DemoMate Click Demos

You can find it here on Partner Source: https://mbs.microsoft.com/partnersource/marketing/marketingcollateral/messagingframeworks/MDNAVDemoToolsandMaterials

Phil Newman