@"Alex Divine" Well not everyone's learning approach will be best suited by 7Sage, so I don't find myself doing any harm in offering a very credible resource at a discount price! Might not help most, but could help some!
All games from PT 1-40 are also available in Powerscore's Logic Game Training By Type (2 volumes). Vol. 2 is out of print, but can be bought used, sometimes at a reasonable price.