Client Walk-Ins Have the Potential to Throw an Appointment Schedule

Client walk-ins have the potential to throw an appointment schedule into disarray; however, the walk-in client is important to the practice. What protocol is most appropriate to follow in the event of an unscheduled walk-in?

A) A walk-in client should be shown into an exam room, and seen at the first available opportunity
B) The veterinarian can shorten time from a filled appointment, in order to steal time for the walk-in
C) The walk-in should be scheduled to come back for an appointment
D) A walk-in client should never be taken before a client who is waiting for a scheduled appointment and they should be advised of the wait