when they do ti buildouts, they remodel in the core. this may have been the women's bathroom and you'll see the men's bathrooms. if you're on this side you don't have to walk all the way around the entrance. they have a door on both sides. >> any time you want to do any work on high-rise buildings you have these issues, which include disabled access, energy, security -- i don't know what -- >> i think the hardest thing is probably the bathroom issue. it really is. you're looking at a space right here you've got the building core on that wall and you've got the building core on this wall. which may be an elevator shaft and a smoke shaft. >> and they aren't moving. >> all of a sudden we have all these new requirements. this is a pretty big issue. so you've got other requirements, how many bathrooms, how many toilet stalls you need to have. here we've got a whole bunch of requirements in a really small space. so what do you do? >> how do you nor normally resoe that? >> hardship. >> comply with specific letter of the code. if you can't comp