I don't know if taking their advice is such a hot idea.
It's the romantic equivalent of relying on the advice of Michael Milken to help you dodge investigators from the Securities and Exchange Commission.
I've never heard that but things happen I guess. Most of the books is the same stuff my mother used to tell me. Don't call guys up, don't pay for dinner, and don't take gifts from men,etc.
I guess I was trying to say that changing a person's comportment is more helpful in meeting a good person. There are no guarantees and that is part of the beauty of love. How can anyone know how it all will turn out? No one can.