MD PA stands for Medical Doctor, Professional Association. The Professional Association designation is a legal term used to describe a separate legal entity, much like an incorporated business.
Uber launches Scheduled Rides, so you can (finally) book a car in advance. users will be able to schedule a pickup anywhere from 30 minutes to 30 days in advance.
But starting today, Lyft is reversing course, announcing that it is testing a new feature in San Francisco to allow riders to schedule a ride 24 hours in advance. Booking a car ahead of time has previously been the exclusive realm of for-hire vehicle services like black cars and limo companies. And Uber and Lyft, which place a huge premium on efficiency, have said such features are unnecessary when a car can be summoned to your front door in about five minutes.