When the problem occurred - date and time.Submit your complaint as soon as possible, while the details are still fresh in your mind.We encourage you to learn how to complain effectively: If you have a complaint about service, please voice it directly with the MBTA or make public comment at a monthly MBTA ROC meeting. Boston Metropolitan Planning Organization (Boston MPO) | Central Transportation Planning Staff (CPTS).Metropolitan Area Planning Council (MAPC).MBTA Fiscal & Management Control Board | Agenda, presentations, and other material presented or discussed at FMCB meetings.MBTA Back On Track | Significant repository of detailed reference materials, including previous reports and financials.MBTA news, policy discussion, service alerts, and a bit of everything in between.