Short if it breaks the low of the previous day with a stop loss at the previous day's high. Long if it breaks the high of the previous day with a stop loss at the previous day's low.
In case of gap up above the previous day's high or gap down below the previous day's low, please avoid buying it or selling it respectively. Follow the ending of the candle formed in first 5 minutes and follow ORB strategy.
If triggers upside it will move up seriously in high momentum.