Brushing your hair afterward you put hair spray in it will make it loooks course and fluffy.

blow dry and style your hair. Once you have it the way you want and want it to stay in place hold the can of hair spray 20cm away from your head and give it a light spray moving your hand around your whole head in a clockwise cirlce, trying to lightly spray every area of your hair style . Build it up slowly as you don't want to overdo the spray or else it will get sticky.