Trading is a big topic. I know of these 2 forums for quantitative finance professionals: http://www.wilmott.com/index.cfm?nocookies=yes http://www.wilmott.com/

Trading is a big topic. I know of these 2 forums for quantitative finance professionals: http://www.wilmott.com/index.cfm?nocookies=yes http://www.wilmott.com/index.cfm?nocookies=yes http://www.nuclearphynance.com/ http://www.nuclearphynance.com/ In my opinion, if you aren't trading professionally i.e. not attached to a broker, hedge fund, prop trading house, etc, then you're probably better off not trading at all.