its function as a means of transporting goods can be combined with its function as a scooter or, it can be drawn or pushed along in order to transport the suitcase on the wheels, when the horizontal board is up. they were there for me 100%. how did this come about, and where/when did the operation take place? i had high blood pressure, and i spent about a month where people were telling me i had different things wrong with me. first thing to do when a computer does not work clean it. 