SL-M orders can still be placed in the equity segment. In F&O segment you won’t be able to use SL-M order.
When we exit positions market orders are only placed which is actually a type of SLM order wherein the trigger price is current LTP 
which also needs to be taken out.
@nithin @siva-reddy @Stonecold sir…please check this thread again for a detailed explanation from my side…spread order will give us rollover cost upfront