by StaceyKoprince Mon Sep 14, 2009 2:23 pm
I've never heard of it, so I can't tell you whether it's good or bad, or whether it might be illegal. If you think the quality of the material is poor, though, then I would suggest you stop using it. :)
Stacey Koprince
Instructor
Director, Content & Curriculum
ManhattanPrep