<P> These Codes are used to describe delays caused by Passenger and Baggage handling . </P> <Ul> <Li> 11 (PD): Late check - in, acceptance of passengers after deadline </Li> <Li> 12 (PL): Late Check - in, congestion in check - in area </Li> <Li> 13 (PE): Check - in error </Li> <Li> 14 (PO): Oversales, booking errors </Li> <Li> 15 (PH): Boarding, discrepancies and paging, missing checked - in passenger at gate </Li> <Li> 16 (PS): Commercial Publicity, Passenger Convenience, VIP, Press, Ground meals and missing personal items </Li> <Li> 17 (PC): Catering order, late or incorrect order given to supplier </Li> <Li> 18 (PB): Baggage processing, sorting, etc . </Li> <Li> 19 (PW): Reduced Mobility, Boarding / Deboarding of passengers with reduced mobility </Li> </Ul> <Li> 11 (PD): Late check - in, acceptance of passengers after deadline </Li> <Li> 12 (PL): Late Check - in, congestion in check - in area </Li>

What does code 11 mean in an airport