Forum attendees will be issued parking permits and a parking map prior to the conference.
Manchester airport is about an hour and 15 minutes south of Plymouth. Many attendees find it best to fly into Manchester and then rent a car.
However, many attendees find it convenient to fly into Boston and then take a bus or rental car up to Plymouth. This is especially the case if one has a layover in Boston anyway—best to simply land there since the plane exchange takes longer than the drive.
The Concord Trailways bus line (stops about ½ block from Rounds Hall)