sentences:  For the proof of this assertion it is sufficient to take a look at the city and street signs or the Internet addresses in all countries.On the other hand, experience has shown that efforts to teach millions of Iranian young people abroad in reading and writing Persian mostly prove to be unsuccessful, due to the lack of daily contact with the Persian script.It seems that a way out of this dilemma has been found; and that is the use of the Latin script parallel to the Persian script.