One key aspect is his deception. He tricked people into believing he was trustworthy. Another is the financial fraud he committed. He took people's money through false schemes.
The key aspects include his ability to manipulate emotions. He made people feel sorry for him or believe in his false promises. Also, his real story involves his constant search for new victims to exploit. He moved from one person or group to another, always looking for ways to benefit himself at their expense.