Building tutorial. The entire set of 4 DVDs. 5 hours with lector. http://www.ebay.co.uk/sch/us.dursk/m.html?item=121624942199&hash=item1c51695677&pt=LH_DefaultDomain_3&rt=nc&_trksid=p2047675.l2562 ...So let me start with the presentation of the audiences