Bullet Advice For Indian Stocks Weekly –volatility may increase ahead of F&O expiry BSE Sensex (17694.10) and Nifty (5304.10) closed up by 0.6% and 0.8% respectively last week.Nifty Future April was quoting at 9.2 points premium.Nifty Call Option April 5300 was very active.Support for Sensex is at 17390. Resistance for Sensex is at 17890 .Support for Nifty is at 5200 and resistance at 5370. ICICI Bank,HDFC Bank,Maruti,Bharti Airtel,ABB,IDFC and Reliance Capital will announce Q4 results next week.IPO of Jaypee Infratech will open for bidding on 29th April 2010 with price band of 102-117 . SBI and ICICI Bank added Open Interest in April series.Huge position was build up at SBI April Call Option Strike Price 2250.Good build up was also seen at ICICI Bank April Call Option Strike Price 960. Strategy for Futures Option players. 1)ICICI Bank(977.70) Lot Size-350 Shares Buy One Call Option of May Strike Price 980@ 35.25 Rs Sell One Call Option of May Strike Price 1000@26....