Blue line - indicates Daily Range Yellow line - indicates Weely Range Red dotted lines - Resistance Green dotted lines - Support
Wait for First 15 mins candles to close. If Nifty(spot) is moving above First 15 mins and above 21 EMA High ( Green moving average line), then look for long, else look for short opportunity if Nifty(spot) is moving below First 15 mins and below 21 EMA low ( Red moving average line). Also, track VIX for volatility.