PQWL MEANS POOLED QUOTA WAITING LIST.. THIS IS THE WORST QUOTA IN WHICH THE PASSENGER GETS THE WAITING LIST TICKET BUT THE TICKET HARDLY ..GETS CONFIRMED.. EVEN IF U HAVE WL-1.UNDER PQWL THERE ARE RARE CHANCES TO GET CONFIRMED..
GNWL,WL IS BETTER..BUT PQWL IS ONLY TO CHARGE PASSENGERS AND HAND A WAIT LIST TICKET THAT NEVER GETS CONFIRMED..IF ITS CONFIRMED UR VERY LUCKY..