They have a strict policy that tickets cannot be changed once booked.
Most Broadway tickets are non-exchangeable.
The company allows a one-time exchange due to booking errors.
I have been using it now for 3 months and it saves me so much research. Reduces the need to call and double check every time.
How did I not know these places existed?! Atly's scoring is a lifesaver, now I can finally find THE spot without wasting time Googling my life away.