SEPTA will welcome its first Regional Rail customers to the future of fare payment with the launch of the SEPTA Key Regional Rail “Early Adopters” Program in August.This phase allows SEPTA to begin sharing the benefits of the Key with Regional Rail riders while work continues on system-wide implementation.The Early Adopters Program will begin with Monthly TrailPass customers who travel to-and-from one of 19 selected Zone 4 stations. The August Monthly TrailPasses go on sale starting July 20, and the new Key Cards will be good for travel beginning August 1.Customers who use the stations listed below on the Lansdale/Doylestown, Paoli/Thorndale, Trenton and West Trenton Lines are eligible to participate in the Early Adopters program: