VelvetKloud, check out these threads. They'll give you all the info you need about the upcoming DVD releases (you'll have to copy and paste them):
http://www.originaltrilogy.com/forum/messageview.cfm?catid=2&threadid=5453
http://www.originaltrilogy.com/forum/messageview.cfm?catid=2&threadid=5688
http://www.originaltrilogy.com/forum/messageview.cfm?catid=2&threadid=5355