lindsey, director rahm secretary ionin, commissioner antonini, and all of the commissioners who have been here for the last three, four, five, seven, eight, nine years plus have gone through this internal stair thing many, many times. and we have altered projects or sent them back when that stair was not clearly indicating that indeed an additional unit was being used on its own. and this is basically the issue here. so i would like to go back and have a zoning administrator take us one more time through some of the points raised by mr. vincensi and also be consistent in our attitudes toward internal stairs. >> i would like to make one more quick clarification, but the idea of the [kph*-upb/] communicating door. i know that commissioner richards asked about clarification to the dr requester's questions and when the communicating door concept is typically used when you have people who have purchased condos that are side-by-side and they open up one of the communicating walls between those two units. that is where the idea of the communicating door comes in. it's not through creating a