by Chacal » Tue Nov 11, 2014 8:38 pm
1- Extract the files from the zip archive to your desktop.
2- Run the "Utilities" program in your Railworks program folder (Steam\SteamApps\Common\Railworks) (you should make a shortcut for this)
3- In the Package Manager, browse to each rwp package on your desktop and install it.
Over the hill and gathering speed