To show appreciation and to say thank you for their service to the community, the South Shore Line (SSL) is inviting all active-duty first responders to ride the train free of charge Sunday, Sept. 9, through Saturday, Sept. 15, on all off-peak weekday and weekend trains. In order to take advantage of this promotion, all first responders must present ticket collectors with valid active-duty identification. All active-duty police officers, firefighters, paramedics, dispatchers and emergency medical technicians are welcome. Throughout the year, the SSL gives back to the community by welcoming various groups to take advantage of free round-trip transportation on designated days. In the near future, the train will be offering a week of free transportation for military, including active-duty, reserves and veterans in honor of Veterans Day. Keep up with the SSL on social media for the official announcement and details of this special promotion. Additionally, the SSL offers reduced fares for seniors, active duty military personnel, commuting students, infants and passengers with disabilities on all trains year-round.And, up to three kids 13 and under always ride free on all daily off-peak, weekend and holiday trains. For more information on train schedules, discounts and to plan a trip, please visit or download the SSL app (available for iPhone and Android).