We have this at our office. It works reasonably well. A picture of the wall in use (from a party): http://www.flickr.com/photos/ojbyrne/3221346015/ http://www.f

We have this at our office. It works reasonably well. A picture of the wall in use (from a party): http://www.flickr.com/photos/ojbyrne/3221346015/ http://www.flickr.com/photos/ojbyrne/3221346015/ As Louise's comment suggests, it's a little more difficult to erase.