Have you ever hear the phrase "you can't con a con?" It suggests that the con always wins confidence games, and it's true. Would a ballerina enter the ring with a sumo wrestler. Of course not, nor would a sumo wrestler compete against a ballerina in a dance contest. If you want to compete against the pros you better know how the game's played.
When it comes to inheritance theft there are a ton of rules. There are several different tools that can be used alone or in combination with other tools. The best you can do is understand the general and focus on the specifics when the time is right. Cons have the advantage, they have the first move. Your ability to see it coming and make a counter strike can determine the outcome.