The addition of extra coaches added to eastbound trains could supply a good additional chance of revenue from the late rising passengers who can chose to ride a connecting bus from Chama or parking and catch the train at Cumbres Pass and returned to Cumbres by connecting bus.
And additional sales could be made from Los Pinos eastbound by establishing a station spur there. Cars that can be hauled from Antonito to Los Pinos but not make the climb to Cumbres Westbound could be left at Los Pinos and picked up by the next eastbound. Disadvanage, entire brake train line test after adding or droping cars from the train, and the additional station time.