DEAR SIR . I AM A BUSINESSMAN IN QATAR. OPEN OR CLOSED CONTRACTS DOES NOT MATTER. BEFORE JOINING A COMPANY YOU NEED TO SEE THE PACKAGE AND ONCE YOU AGREE TO THE PACKAGE THAT IS YOUR LIFE IN THE COUNTRY. BUSINESSMAN HAS GOT THEIR OWN PERCEPTION AND ATTITUDE. YOU ARE FREE TO LEAVE THE COUNTRY ANY POINT OF TIME AFTER GIVING THE OFFICIAL NOTICE.