When I go hunting for collectables I off course go on foot. When you looked over the entire station you're at and want to move on to the next, it would come in handy if you could check the train listings to see if there is a train leaving soon that you can then catch to go to your next station. I know you can just exit and spawn at the next station, but it would be fun to be able to catch a train
This website might fit the bill. It runs nice on smart phone, so really convenient to use in game. https://smtimetables.herokuapp.com/ It's a gem that's helped me get around in game on many an occasion.