These guidelines provide only internal Department of Justice guidance. They are not intended to, do not, and may not be relied upon to create any rights, or standards of conduct or care, substantive or procedural, enforceable at law by any person in any matter civil or criminal. These guidelines shall not be construed to create, enlarge, or imply any duty or obligation to any victim, witness, or other person for which the United States or its employees could be held liable in damages. Nor are any limitations hereby placed on otherwise lawful litigative prerogatives of the Department of Justice.