??? ?? ??? ??? ???? ??????? ?? ?????? ???? ??? ???, ???? ????? ?? ??? ???? ??? ?????? ???? ??????? ?? ???? ??? ???? ???? ??? ???? ?? ??? ???? ???? ????? ??????? ??? ????? ???? ???? ???? ??????? ?????? ?? ????? ?????? aged books on buying and selling can assist you see the basics – the big picture, that will help you contextualise the complex inf