I think forex main dono ki zarorat hoti he Himmat or knowldge q k kisi business ko karne main ye sab sy phle zarori hota he k us k bare main information li jae phir us ko shoro kia jae or ye soch kr kia jae k agar mujhe is main profit hona he to loss b ho ga wo humari kar kardgi par b munahsair hota he.