Lawsuit: "You approached me and gave me false information that has cost me money. Pay me to cover all my losses resulting from this false information."
How (or even whether) the defendent benefited from the losses doesn't even need to come into it, as far as I can tell.
Lawsuit: "You approached me and gave me false information that has cost me money. Pay me to cover all my losses resulting from this false information."
How (or even whether) the defendent benefited from the losses doesn't even need to come into it, as far as I can tell.