Push services usually refers to the notifications that apps "push" to your phone's notification bar.  
That being said, I'm not really sure what the Push Service setting in AirDroid does. I just looked at it, and it's not really clear what it does.
                    
                    
                    
                    
                That being said, I'm not really sure what the Push Service setting in AirDroid does. I just looked at it, and it's not really clear what it does.
