To help, build anything you think would be good on the railway. EG:
Stations
Tunnels
Bridges
Etc
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Recording software: Bandicam (https://www.bandicam.com)
...
https://www.youtube.com/watch?v=UQqqfVt5lMo
If you wanna pull the post train,
you gotta get with my friends,
make it last forever,
friendship never ends,
if you wanna pull the post train,
you have got to get it,
pulling it ain't easy but that's the way it is
...
https://www.youtube.com/watch?v=zi6PAa_kaoY
Traindude has lost profit so he made some new merchandise (not actually for sale)
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Recording software: Bandicam (https://www.bandicam.com)
...
https://www.youtube.com/watch?v=MbR7A6ar1Eg