My aim is on something else now. This e-book is fine but I don't advise it anymore but other guides as an alternative...???? ?????? ????? ??? ??? ??? ????? ??? ???? ???? ???? (??? ??? ?? ???? ?? ????? ?? ????? ?? ??? ???? ??? ?? ?????? ??? ??????? ????????? ????????? ??????? ???? ??????? ? ????????But It's also advisable to take into consideration