A lot of repairs are inexpensive if and only if they are done immediately. Examples include but are not limited to: That stain on your ceiling below a tub or shower. Most of the time it's a relatively inexpensive repair. When you first notice it....Wait even a few days, and you will probably have to replace the drywall around the stain. Wait any longer and you may have to replace the tile in your bathroom. Wait longer yet and you may have to replace the subfloor in your bathroom....Wait longer still and you may have to repair or replace floor joist....Longer still and someone may have a toilet fall on their head and be rushed to the hospital...And so on.... That drip you have in a cabinet beneath a sink.....Usually it's relatively inexpensive to repair when you first notice it.....Wait even a few days, and you will probably have to replace the bottom of the cabinet if not the whole cabinet. Wait longer yet and you may have to replace the subfloor Beneath the cabinet....Wait longer still and you may have to repair or replace floor joist....And so on.... That stain on your ceiling below your roof that is wet every time it rains.Most of the time it's a relatively inexpensive repair. When you first notice it....Wait even a few days, and you will probably have to replace the drywall around the stain....Wait any longer and you may have to replace the flooring beneath the drip....Wait any longer and you may have to replace the plywood on your roof...And so on.... That lock that sticks....Usually it's relatively inexpensive to repair when you first notice it.....Wait even a few weeks, and you may find yourself locked out of your house paying a locksmith a lot of money for an emergency visit. Your Best choice is to call.