I've told you a few times that you could've been a successful author and this proves it. Your writing style is easy to follow and it seems you have a story to tell.
Keeping in mind that one should write about what he knows best, I suspect you'd go into great detail and length about the gamblers in Vegas if you were to continue.
Personally, I would not go "into" Michael killing Fredo. Some things are better left unsaid, and I wouldn't give any possibility of Michael explaining why he did it.
I'm a little surprised you didn't mention that Rocco Lampone once ate Chinese food with the Family leaders.
