What was found
FLAPPING NOISE FROM DOOR 2R AREA, RTFL. CHECKED ALL AREAS ON RT SIDE OF ACFT INCLUDING EE BAY ON BOTH SIDES. CHECKED ALL DOOR SEALS, CARGO COMPT. FWD AND AFT, FWD NOSE GEAR DOORS, AND ALL ACCESS PANEL DOORS. NO PROBLEMS FOUND. CONTACTED OPBLM ABOUT ACTION TAKEN AND THEY CONCURRED. CONTROLLER AND MANAGER CONCURR THAT THE AIRPLANE CAN BE RELEASED BACK TO SERVICE.