Yes, the same rules apply whether Short or Long. Not sure what you mean regarding working on the MT platform. Is your SuperADX on Metatrader working? Over 90% of the signals will be the same on either platform. The only difference will be a slight variance due to different OpenHIghLowClose candle values. Regardless if a signal appears on MT4 or Tradestation, they are both valid to trade. The same trade psychology, money management, and price action characteristics of price action are the same on both platforms.