The fact "If you want to get away with a crime then you should plan the crime carefully" is illustrated with the story:1. Criminals always think that they are smarter than the police.2. Very few really are.3. No matter how hard you work on making the perfect crime there will always be an element that cannot be controlled.4. Mostly it is luck that allows a criminal to get away cleanly.5. But if they push their luck they are bound to get caught eventually.