We meet at Park&Ride in Sturbridge at 5:50am and arrive in Cambridge at 7:10 (depending on the traffic). We leave Cambridge at 3:20 pm. We take turns driving. We all pitch in the money, about $250/month. We go Mon, Tues, Wed, Thur, Fri.
I am a Smith college faculty. Commute twice a week between Arlington/Boston and Northampton. Typically leave for Northampton on Monday and Thursday around 8:00 am and return to Arlington on Wednesdays/Fridays around 4:00 pm.