Whenever we enter our homes, we keep all the important things on their designated places so that they are easily accessible the next time we need them. Keys are one such items of value. If you use the primitive kind of padlock, you would certainly want to keep the key safe at a place till the time you next need it, as the situation can become panicky and you might waste a lot of time figuring out where you kept it if it is not kept at the designated place.
