Nevertheless, any locks have one serious disadvantage. Though they is usually selected open by a tuned lock professional, it is now takes a significant quantity of time. If you're ever locked out of your home, it is now less costly to own professional drill out and even replace the lock than to afford the time required to select it. So the charge to purchase your home will increase about 2 fold (depending on your lck manufacture). Drilling these locks can be a legitimate, and often one, method to get into houses with them.