Originally Posted by
FlyinHawaiian
That's not my experience in Manhattan; all of my rentals are one-ways. There are three Icon garages within five blocks of where I live that have 24/7 cars and I have rented from all of them to get to LGA, JFK, and EWR.
Hmm... Maybe it's not just staffed locations. But there are certainly many more locations that offer roundtrips than offer one-ways.
See, e.g., Lower Manhattan one-way locations:
vs. roundtrip locations: