For this method, You imagine yourself on a train be very comfortable and affirm while you are on your way, As you feel the train moving imagine things in your DR and imagine you see them in the windows of the train and then the doors of the train will open walk to them and imagine a bright white light walk through the train doors when you feel you are in your DR open your eyes you can also sleep when you get off the train if you want to wake up in your DR. (This is a good method for the Hogwarts Express subliminal).