if(_req.parameter == "fans_total")
        {
            if (resources.GetFansTotal() < 1000)
                return false;
        }

        else if(_req.parameter == "physical_single")
        {
            if (singles.GetLatestReleasedSingle(true) == null)
                return false;
        }

        else if(_req.parameter == "concert_in_development")
        {
            SEvent_Concerts._concert Concert = GetComponent<SEvent_Concerts>().Concert;

            if (Concert == null || Concert.Status == SEvent_Tour.tour._status.finished)
                return false;
        }

        else if(_req.parameter == "policy_sns")
        {
            if (policies.GetSelectedPolicyValue(policies._type.social_media).Value == policies._value.social_media_forbidden)
                return false;
        }

        else if (_req.parameter == "money")
        {
            return vn_requirements.Equation(resources.Money(), _req.formula);
        }

        else if (_req.parameter == "single_in_dev")
        {
            foreach(var single in singles.Singles)
            {
                if (single.status != singles._single._status.released)
                    return true;
            }

            return false;
        }

        else if (_req.parameter == "has_gameshow")
        {
            string str = Shows.GetLatestGameShow_Title();

            if (str == "")
                return false;
        }

        return true;