In this video I'll show you how I use the External Consist Editor from RailCoder.com to manage my hump bowl at any train yard. This works really well for single player if you don't want to work the trim job. It prevents your bowl from getting too full and saves you a lot of work!
Download the free External Consist Editor at:
https://railcoder.com/
Run 8 Train Simulator
https://www.run8studios.com/