The clear signal of a stock breaking through a trendline is the first step typically support resistance lines drawn at potential breakout points a common strategy is to catch breakouts in trend line trading han g trend line bohat zaida important hoty ha chart ma and sab trader is ko bohat zaida dhakty ha is liye agar ya line market break kr be jye tu market zaida move kar jaty ha is liye trend line ka bohat zaida asar parta ha market pa is ko be dhayn ma rakhna chahiye