NIFTY--18700 or 18500 Observations::
---->> Price is trading in range after opening gap up.
consolidation + Bullish = Sell @ Resistance.(18700 Resistance)
Consolidation + Bearish = Buy @ Support (Gap may acts as Support.)
If price showing bullish pressure towards 18700, wait here for reversal may happens, previous strong fall area.
if price comes back to 18450-18500 levels, look for buy.
if price breaks 18575 zone retest sell for target of 18500 zone. After break retest in needed to sell.
Previous strong resistance may turned to be support @18450 range.