Registration will allow use of the secured title, registered Engineer (Engr). An alternate version, Registered Engineer (R. Eng) is usually applied even though it isn't formally regarded by COREN. Anyone not registered as an engineer may not use any title that implies that they are registered Engineers. It is prohibited https://history-of-muay-thai94815.wikipublicist.com/4792104/the_5_second_trick_for_service