commercial requirements in any way. you can use it in your own home. there are these platform lifts that go up the stairs they are incline platform lifts, and under some circumstances those are acceptable to use. >> i would say the chair lift in and of itself will never work for commercial enterprise. if i was to use it, where would i put my chair? do i haul it along behind me up the steps? . >> you just can't get out of your chair without help, that wouldn't do. >> for home application they are great, but for commercial it just wouldn't work. >> here we have somebody's front door. it requires that you push down this little button as you grab and pull the thing. it's a little difficult. it's an old knob. it's got some historic value to it. i think reasonable readily achievable barrier removal might say that you adjust the mechanism so that you don't have to actually push the button down to make it work, possibly. here is a really wonderful see's candy accessible entrance. everything is right. the door has nice hardware, easy to open, it's got everything going for that, but you can only achieve that if yo