look what americanbulls writes:
"........It is still your duty to check the confirmation criteria when the next session opens. Reminding briefly; a white candlestick with an upward gap, a white candlestick closing above previous close and a long white candlestick with a big downward gap is sufficient to confirm the BUY-IF alert though with a one day delay. Go long in any of these cases by respecting the benchmarks. In any other case, simply ignore the BUY-IF alert. The next session is the last chance we allow for confirmation. A confirmation failure renders the assumed bullish pattern totally invalid and starts the process of searching for a new pattern.
We do not yet suggest any new short positions given the bullish alert. The short sellers should consider covering their positions if the market confirms the BUY-IF signal. Otherwise, existing short positions should be carried. ..........."