designation of one unit of 150 square feet in an rh-1 footprint or does it mean that you can have two unitses if the character of the neighborhood allowed for that? >> i believe in your case there is actually a proposed amendment to this but that particular sentence talks about maintaining the existing built envelope patterns. the existing pattern or we were kind of responding to prevailing existing, we changed from limit to pattern to try and talk about how we want to see a reflection of what is actually there. a lot of rh-1 and rh-2 districts, you're allowed to go to 40 feet but that is not what is actually on the ground. we talk about patterns, rather than limits. but it is to get to the point of maintaining the existing uses or the -- in terms of density, it would be rh-1 or rh-2. >> we talk about this when we look at mergers and look at the actual zoning and what the pattern is. i think what a lot of people are concerned about is if it is an rh-1 zoned neighborhood, and the whole neighborhood is rh-1 exclusively, that should be one family residence only, you could not put two residences