SER and SECR is only Freight friendly zone and anti passenger friendly zone.
Before giving 1 passenger carrying train SER, SECR 1st thinks of impact on freight trains if 1 passenger train starts. New routes SER constructs nowadays only if freight revenue is possible on that route.
Cancel train immediately if it doesn't give profit, do not think about alternatives to protect and try that trains ways to benefit passengers and earn money. Straight away cancels it no thinking