The Trend Catcher 5 Minute system is for 5 minute binaries, there is a step by step course you can watch on it without a trial to see how it works . The IZSS system utilizes Trend catcher and is great for Nadex Spreads , there is a step by step course on IZSS and a course on how to trade spreads with IZSS, again you can watch these step by step courses with the free basic membership