well you can start here( http://www.cablenut.com/ ) and read about it if you like or you can use another users settings and just change them till you get the best results. you really cant mess anything up with it cause if there is something you dont like just hit the CLEAR ALL BOXES tab and exit then restart your comp and its just as it was before you used cablenut. if you need help just post it up in the make it faster forum ( http://www.testmy.net/forum/b-3 ) and you'll get all the help you need