It takes at least half an hour to illustrate the advantages of a software in a face to face presentation. Mostly more.
However, if a potential customer does not want to take the time, but wants to be informed in a minute, then an explanatory video is the solution.
We made one for the company KeySoft e.U. in Linz (www.keysoft.at) ...
Concept, Text, 3D model:
Graphics, 3D-animation, 2D-animation, Sound, Post-production: