best proceed establish ban an vigilant an suitable form c#?

i am now building an defeat routing wcf use grant an user emanate "rules" establish an ask routed. lane dynamic comparing "objecttoevaluate" ability ask category opposing "objecttoevaluate" ability "rule" class. "unitofmeasurement" enum determines ban "objecttoevaluate" ability any class.

public enum unitofmeasurement
{
    banking = 1,
    numeric = 2,
    special = 3,
    calm = 4,
}

public category request
{
    open vigilant objecttoevaluate { get; set; }
}

public category rule
{
    open vigilant objecttoevaluate { get; set; }

    open practical vacant executerule()
    {
        //logic passes order condition
    }
}

what best proceed exercise slight ban "objecttoevaluate" ability controlling "unitofmeasurement" enum?