Travellers between New York and Philadelphia could purchase a ticket from New York to one of the branch line stations on the Harrisburg branch of the Northeast Corridor, and disembark in Philadelphia leaving the feeder portion of the ticket unused.
Travelers taking a train from New York to Philadelphia had the opportunity to purchase a ticket that enabled them to disembark at one of the branch line stations in Harrisburg, Pennsylvania, while leaving the unused portion of their ticket behind.