Barton Publishing should be ashamed of the way they have set up the checkout pages on their site. Click the wrong button and suddenly you have spent money you didn't intend to. I ended up getting charged $35.00 for what I thought was a $19.95 download. Judging from the long list of complaints I have seen on the internet, this is an intentional scam. Barton Publishing should not conduct business this way. read full review »