Could folks please relay their experiences using either of these services listed below? I have made a reservation with PreFlight Boston, and they surely seem to be the best priced (with a 25% online coupon), but if folks have had bad experiences with them and good experiences with the other, I'd be very interested in the particulars. Thanks!
PreFlight Boston
111 Eastern Avenue
Chelsea, MA 02150
Park Shuttle & Fly
320 McClellan Hwy (Rte. 1A)
East Boston, MA 02128

PreFlight Boston
111 Eastern Avenue
Chelsea, MA 02150

Park Shuttle & Fly
320 McClellan Hwy (Rte. 1A)
East Boston, MA 02128