I had a driver's door on my old coach, but used the side entry door more. It was nice for changing fuses under the dash, but hard to find the sturrup step and hand rail. Was nothing like those on a cabover Kenworth. I really don't miss it.
I use my driver's door all the time. Saves me trudging through the MH to get out for gas or any other quick stop. It saves wear on the carpet. It is a little hard to get out of, but the convenience makes up for it to me. My father's new Via has a driver's door and it is much easier to