For Monday
If banknifty open flat then
Banknifty sell below 30650 for target 30600,30550,30500,30450 then trail SL and extend the target 30 30 point
Banknifty buy above 30850 for target 30920,31000,31070-80 then trail SL and extend the target 30 30 point
Down side 30450 good support zone and upper side 31100-130 good resistance zone