We often do demonstrations at conferences we go to, and if we're near you in person we'd probably be happy to do a demo with you too.
Show adding or at least viewing/editing an existing card, and how editing something in one place results in change elsewhere. Then ...
Here are notes from some demonstrations we've done:
2009: Wagn ran the conference wiki — http://2009rcc.org/
Idea to show other user editing when in a conflict. ===== ...
Start by showing what it looks like in an already-built system, uninterrupted, then demo the underguts. (suggestion from Chuck Langenberg
and others; he...
Here's a sandbox Wagn: http://sandbox.wagn.org
Remember to always offer people accounts on wagn.org
A survey example: