I LIVE IN A PREFABRICATED HOUSE AND THE FLOORS UPSTAIRS ARE AN ABSOLUTE NITEMARE, EVERY STEP YOU TAKE ITS CREAK, CREAK, CREAK !!!.......I THINK THE PREVIOUS OWNER HAS LAID CHIPBOARD DOWN IN ONE ROOM TO COMBAT THE PROBLEM PREVIOUSLY BUT IT HASN'T WORKED....COULD ANYONE ADVISE ON HOW TO REMEDY THIS PROBLEM!.....IS IT SOMETHING I COULD FIX MYSELF OR WOULD I JUST BE BETTER GETTING SOMEONE IN TO LAY NEW BOARDS DOWN ??....MANY THANKS, CLAIRE