Hi There, I am new here,,,,i want to share my experience with you all abou 100 MA and 200 MA, these two Moving averages are basic and powerfull tool that is i read and also in my daily practice in demo as well as real trading , but dear i dont use them as crossover, i use just use them as dynamic support and resistance, really market price respect them both on short term cycle as well as long term cycle,,, i have a good and powerfull trading book on MAs , if any body needs i can give and share free of cost