I have also noticed that the new Q70-SBS service (AKA LaGuardia Link) is often fare-free during times with heavy air travel such as the summer and around Christ

I have also noticed that the new Q70-SBS service (AKA LaGuardia Link) is often fare-free during times with heavy air travel such as the summer and around Christmas. It's just about the only thing that gives the MTA any points in my book!