I posted a video on how to use some of the great commodity tracking tools including the Slopey BPC tool and the OCR tool. I also show how to trade rares to get some cash. I used this method to get a few hundred thousand in a few hours of play and wanted to pass this on to other players.
https://www.youtube.com/watch?v=hZzs3ew8IQY
https://www.youtube.com/watch?v=hZzs3ew8IQY