1) Are you used Bitcoin to buy illegal staff 
2) which better to buy legal things Bitcoin or Normal Bank system (PP,payeer,cash ,.............)
in our country, bitcoin cannot buy anything, because our country prohibits the use of bitcoin to be used as a payment tool , so we here only sell bitcoin on the money market , and we buy bitcoin for assets. but if bitcoin is allowed to be a legitimate exchange tool , of course we will use it to buy goods that do not violate the law .2) which better to buy legal things Bitcoin or Normal Bank system (PP,payeer,cash ,.............)