So for the upcoming future I recommend Tsw3 and 4 to add septa market Frankford Line it runs from Upper Darby 69th street transportation center through west Philly then it goes underground and travels to Frankford Which is the final stop and it also travels under the Schuylkill River it would be very great for people who live in Philadelphia and love riding the EL and bunch of people would play who are rails fans to
