def METHOD_NAME(self, solution_type=None):
    """Enable the RMxprt solution.
    Parameters
    ----------
    solution_type :
        Type of the solution. The default is ``None``.
    Returns
    -------
    bool
        ``True`` when successful, ``False`` when failed.
    """
    self._design_type = "RMxprtSolution"
    self.solution_type = solution_type
    return True