One should adopt a buy on sips strategy as some sort of volatility and choppiness is bound to happen. Immediate resistance for Nifty at 12000-12100. Any dip towards 10800 can be used as a buying opportunity with stop loss of 10750. Immediate resistance for Bank Nifty at 31500. Bank Nifty looks weaker than the Nifty, says Rajesh Satpute, Associate Director- Research, LFS Broking.