Here's a related discussion: From another board where I participate (the board talks about Market Profile & Market Internals, etc - generally used for trading SP futures) https://investorshub.advfn.com/boards/read_msgs.aspx?board_id=28275&NextStart=15267&BatchSize=100 If that doesn't work https://investorshub.advfn.com/market-profile-and-Blacktruck-analysis-board-28275/ this one will from post 15267 - just a few posts { Shadow refers to https://www.youtube.com/watch?v=WT1w2B39uw0 this guy }