I guess that Dane's method does not only apply to teaching. It may very well be applicable to selling or marketing as well. Possibly combining it with one of Dan Kennedy's styles which is sales copy with handwritten notes. With Xournal and DemoRecorder you can do that in an animated way by showing the process of writing the notes.
Interview on the Linux Link Tech Show. Please select Episode 154.
DemoRecorder featured in Linux-User Magazine (in German)