Must be able to begin in a seated position with seat belt fastened, parking brake released, and engine running, secure the bus (parking brake set, key removed), rise from the seat, exit through the rearmost emergency exit, and be in position to assist passengers in exiting the bus within 20 seconds. This includes parking the vehicle properly, making a visual inspection of the bus to check for damage and the possibility of remaining passengers (replace All-Out Flag or turn off child minder alarm), and securing all windows and doors to protect the interior of the vehicle.